20383440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1103}}^1$

素因数の和:1137

約数の個数: 160

約数和(自身を含む): 78852096

約数和(自身を除く): 58468656

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 105, 110, 112, 120, 132, 140, 154, 165, 168, 176, 210, 220, 231, 240, 264, 280, 308, 330, 336, 385, 420, 440, 462, 528, 560, 616, 660, 770, 840, 880, 924, 1103, 1155, 1232, 1320, 1540, 1680, 1848, 2206, 2310, 2640, 3080, 3309, 3696, 4412, 4620, 5515, 6160, 6618, 7721, 8824, 9240, 11030, 12133, 13236, 15442, 16545, 17648, 18480, 22060, 23163, 24266, 26472, 30884, 33090, 36399, 38605, 44120, 46326, 48532, 52944, 60665, 61768, 66180, 72798, 77210, 84931, 88240, 92652, 97064, 115815, 121330, 123536, 132360, 145596, 154420, 169862, 181995, 185304, 194128, 231630, 242660, 254793, 264720, 291192, 308840, 339724, 363990, 370608, 424655, 463260, 485320, 509586, 582384, 617680, 679448, 727980, 849310, 926520, 970640, 1019172, 1273965, 1358896, 1455960, 1698620, 1853040, 2038344, 2547930, 2911920, 3397240, 4076688, 5095860, 6794480, 10191720, 20383440]

約数ペア:

[(1, 20383440), (2, 10191720), (3, 6794480), (4, 5095860), (5, 4076688), (6, 3397240), (7, 2911920), (8, 2547930), (10, 2038344), (11, 1853040), (12, 1698620), (14, 1455960), (15, 1358896), (16, 1273965), (20, 1019172), (21, 970640), (22, 926520), (24, 849310), (28, 727980), (30, 679448), (33, 617680), (35, 582384), (40, 509586), (42, 485320), (44, 463260), (48, 424655), (55, 370608), (56, 363990), (60, 339724), (66, 308840), (70, 291192), (77, 264720), (80, 254793), (84, 242660), (88, 231630), (105, 194128), (110, 185304), (112, 181995), (120, 169862), (132, 154420), (140, 145596), (154, 132360), (165, 123536), (168, 121330), (176, 115815), (210, 97064), (220, 92652), (231, 88240), (240, 84931), (264, 77210), (280, 72798), (308, 66180), (330, 61768), (336, 60665), (385, 52944), (420, 48532), (440, 46326), (462, 44120), (528, 38605), (560, 36399), (616, 33090), (660, 30884), (770, 26472), (840, 24266), (880, 23163), (924, 22060), (1103, 18480), (1155, 17648), (1232, 16545), (1320, 15442), (1540, 13236), (1680, 12133), (1848, 11030), (2206, 9240), (2310, 8824), (2640, 7721), (3080, 6618), (3309, 6160), (3696, 5515), (4412, 4620)]