19041120

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{1889}}^1$

素因数の和:1917

約数の個数: 144

約数和(自身を含む): 74299680

約数和(自身を除く): 55258560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 1889, 2016, 2520, 3360, 3778, 5040, 5667, 7556, 9445, 10080, 11334, 13223, 15112, 17001, 18890, 22668, 26446, 28335, 30224, 34002, 37780, 39669, 45336, 52892, 56670, 60448, 66115, 68004, 75560, 79338, 85005, 90672, 105784, 113340, 119007, 132230, 136008, 151120, 158676, 170010, 181344, 198345, 211568, 226680, 238014, 264460, 272016, 302240, 317352, 340020, 396690, 423136, 453360, 476028, 528920, 544032, 595035, 634704, 680040, 793380, 906720, 952056, 1057840, 1190070, 1269408, 1360080, 1586760, 1904112, 2115680, 2380140, 2720160, 3173520, 3808224, 4760280, 6347040, 9520560, 19041120]

約数ペア:

[(1, 19041120), (2, 9520560), (3, 6347040), (4, 4760280), (5, 3808224), (6, 3173520), (7, 2720160), (8, 2380140), (9, 2115680), (10, 1904112), (12, 1586760), (14, 1360080), (15, 1269408), (16, 1190070), (18, 1057840), (20, 952056), (21, 906720), (24, 793380), (28, 680040), (30, 634704), (32, 595035), (35, 544032), (36, 528920), (40, 476028), (42, 453360), (45, 423136), (48, 396690), (56, 340020), (60, 317352), (63, 302240), (70, 272016), (72, 264460), (80, 238014), (84, 226680), (90, 211568), (96, 198345), (105, 181344), (112, 170010), (120, 158676), (126, 151120), (140, 136008), (144, 132230), (160, 119007), (168, 113340), (180, 105784), (210, 90672), (224, 85005), (240, 79338), (252, 75560), (280, 68004), (288, 66115), (315, 60448), (336, 56670), (360, 52892), (420, 45336), (480, 39669), (504, 37780), (560, 34002), (630, 30224), (672, 28335), (720, 26446), (840, 22668), (1008, 18890), (1120, 17001), (1260, 15112), (1440, 13223), (1680, 11334), (1889, 10080), (2016, 9445), (2520, 7556), (3360, 5667), (3778, 5040)]