27181420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6263}}^1$

素因数の和:6310

約数の個数: 48

約数和(自身を含む): 67350528

約数和(自身を除く): 40169108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 6263, 12526, 25052, 31315, 43841, 62630, 87682, 125260, 175364, 194153, 219205, 388306, 438410, 776612, 876820, 970765, 1359071, 1941530, 2718142, 3883060, 5436284, 6795355, 13590710, 27181420]

約数ペア:

[(1, 27181420), (2, 13590710), (4, 6795355), (5, 5436284), (7, 3883060), (10, 2718142), (14, 1941530), (20, 1359071), (28, 970765), (31, 876820), (35, 776612), (62, 438410), (70, 388306), (124, 219205), (140, 194153), (155, 175364), (217, 125260), (310, 87682), (434, 62630), (620, 43841), (868, 31315), (1085, 25052), (2170, 12526), (4340, 6263)]