20700587040

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{880127}}^1$

素因数の和:880159

約数の個数: 144

約数和(自身を含む): 75852951552

約数和(自身を除く): 55152364512

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3920, 4704, 5880, 7840, 11760, 23520, 880127, 1760254, 2640381, 3520508, 4400635, 5280762, 6160889, 7041016, 8801270, 10561524, 12321778, 13201905, 14082032, 17602540, 18482667, 21123048, 24643556, 26403810, 28164064, 30804445, 35205080, 36965334, 42246096, 43126223, 49287112, 52807620, 61608890, 70410160, 73930668, 84492192, 86252446, 92413335, 98574224, 105615240, 123217780, 129378669, 140820320, 147861336, 172504892, 184826670, 197148448, 211230480, 215631115, 246435560, 258757338, 295722672, 345009784, 369653340, 422460960, 431262230, 492871120, 517514676, 591445344, 646893345, 690019568, 739306680, 862524460, 985742240, 1035029352, 1293786690, 1380039136, 1478613360, 1725048920, 2070058704, 2587573380, 2957226720, 3450097840, 4140117408, 5175146760, 6900195680, 10350293520, 20700587040]

約数ペア:

[(1, 20700587040), (2, 10350293520), (3, 6900195680), (4, 5175146760), (5, 4140117408), (6, 3450097840), (7, 2957226720), (8, 2587573380), (10, 2070058704), (12, 1725048920), (14, 1478613360), (15, 1380039136), (16, 1293786690), (20, 1035029352), (21, 985742240), (24, 862524460), (28, 739306680), (30, 690019568), (32, 646893345), (35, 591445344), (40, 517514676), (42, 492871120), (48, 431262230), (49, 422460960), (56, 369653340), (60, 345009784), (70, 295722672), (80, 258757338), (84, 246435560), (96, 215631115), (98, 211230480), (105, 197148448), (112, 184826670), (120, 172504892), (140, 147861336), (147, 140820320), (160, 129378669), (168, 123217780), (196, 105615240), (210, 98574224), (224, 92413335), (240, 86252446), (245, 84492192), (280, 73930668), (294, 70410160), (336, 61608890), (392, 52807620), (420, 49287112), (480, 43126223), (490, 42246096), (560, 36965334), (588, 35205080), (672, 30804445), (735, 28164064), (784, 26403810), (840, 24643556), (980, 21123048), (1120, 18482667), (1176, 17602540), (1470, 14082032), (1568, 13201905), (1680, 12321778), (1960, 10561524), (2352, 8801270), (2940, 7041016), (3360, 6160889), (3920, 5280762), (4704, 4400635), (5880, 3520508), (7840, 2640381), (11760, 1760254), (23520, 880127)]