15694680940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1889}}^1\times {\mathrm{9661}}^1$

素因数の和:11602

約数の個数: 48

約数和(自身を含む): 33746660640

約数和(自身を除く): 18051979700

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 1889, 3778, 7556, 9445, 9661, 18890, 19322, 37780, 38644, 48305, 81227, 96610, 162454, 193220, 324908, 406135, 415423, 812270, 830846, 1624540, 1661692, 2077115, 4154230, 8308460, 18249629, 36499258, 72998516, 91248145, 182496290, 364992580, 784734047, 1569468094, 3138936188, 3923670235, 7847340470, 15694680940]

約数ペア:

[(1, 15694680940), (2, 7847340470), (4, 3923670235), (5, 3138936188), (10, 1569468094), (20, 784734047), (43, 364992580), (86, 182496290), (172, 91248145), (215, 72998516), (430, 36499258), (860, 18249629), (1889, 8308460), (3778, 4154230), (7556, 2077115), (9445, 1661692), (9661, 1624540), (18890, 830846), (19322, 812270), (37780, 415423), (38644, 406135), (48305, 324908), (81227, 193220), (96610, 162454)]