902855380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{54193}}^1$

素因数の和:54233

約数の個数: 72

約数和(自身を含む): 2335327848

約数和(自身を除く): 1432472468

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 3332, 4165, 8330, 16660, 54193, 108386, 216772, 270965, 379351, 541930, 758702, 921281, 1083860, 1517404, 1842562, 1896755, 2655457, 3685124, 3793510, 4606405, 5310914, 6448967, 7587020, 9212810, 10621828, 12897934, 13277285, 18425620, 25795868, 26554570, 32244835, 45142769, 53109140, 64489670, 90285538, 128979340, 180571076, 225713845, 451427690, 902855380]

約数ペア:

[(1, 902855380), (2, 451427690), (4, 225713845), (5, 180571076), (7, 128979340), (10, 90285538), (14, 64489670), (17, 53109140), (20, 45142769), (28, 32244835), (34, 26554570), (35, 25795868), (49, 18425620), (68, 13277285), (70, 12897934), (85, 10621828), (98, 9212810), (119, 7587020), (140, 6448967), (170, 5310914), (196, 4606405), (238, 3793510), (245, 3685124), (340, 2655457), (476, 1896755), (490, 1842562), (595, 1517404), (833, 1083860), (980, 921281), (1190, 758702), (1666, 541930), (2380, 379351), (3332, 270965), (4165, 216772), (8330, 108386), (16660, 54193)]