27838079980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1213517}}^1$

素因数の和:1213594

約数の個数: 48

約数和(自身を含む): 61976791296

約数和(自身を除く): 34138711316

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 62, 74, 124, 148, 155, 185, 310, 370, 620, 740, 1147, 2294, 4588, 5735, 11470, 22940, 1213517, 2427034, 4854068, 6067585, 12135170, 24270340, 37619027, 44900129, 75238054, 89800258, 150476108, 179600516, 188095135, 224500645, 376190270, 449001290, 752380540, 898002580, 1391903999, 2783807998, 5567615996, 6959519995, 13919039990, 27838079980]

約数ペア:

[(1, 27838079980), (2, 13919039990), (4, 6959519995), (5, 5567615996), (10, 2783807998), (20, 1391903999), (31, 898002580), (37, 752380540), (62, 449001290), (74, 376190270), (124, 224500645), (148, 188095135), (155, 179600516), (185, 150476108), (310, 89800258), (370, 75238054), (620, 44900129), (740, 37619027), (1147, 24270340), (2294, 12135170), (4588, 6067585), (5735, 4854068), (11470, 2427034), (22940, 1213517)]