27861080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{409}}^1$

素因数の和:564

約数の個数: 64

約数和(自身を含む): 68191200

約数和(自身を除く): 40330120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 131, 260, 262, 409, 520, 524, 655, 818, 1048, 1310, 1636, 1703, 2045, 2620, 3272, 3406, 4090, 5240, 5317, 6812, 8180, 8515, 10634, 13624, 16360, 17030, 21268, 26585, 34060, 42536, 53170, 53579, 68120, 106340, 107158, 212680, 214316, 267895, 428632, 535790, 696527, 1071580, 1393054, 2143160, 2786108, 3482635, 5572216, 6965270, 13930540, 27861080]

約数ペア:

[(1, 27861080), (2, 13930540), (4, 6965270), (5, 5572216), (8, 3482635), (10, 2786108), (13, 2143160), (20, 1393054), (26, 1071580), (40, 696527), (52, 535790), (65, 428632), (104, 267895), (130, 214316), (131, 212680), (260, 107158), (262, 106340), (409, 68120), (520, 53579), (524, 53170), (655, 42536), (818, 34060), (1048, 26585), (1310, 21268), (1636, 17030), (1703, 16360), (2045, 13624), (2620, 10634), (3272, 8515), (3406, 8180), (4090, 6812), (5240, 5317)]