2688010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:103

約数の個数: 64

約数和(自身を含む): 5806080

約数和(自身を除く): 3118070

約数列:

[1, 2, 5, 10, 13, 23, 26, 29, 31, 46, 58, 62, 65, 115, 130, 145, 155, 230, 290, 299, 310, 377, 403, 598, 667, 713, 754, 806, 899, 1334, 1426, 1495, 1798, 1885, 2015, 2990, 3335, 3565, 3770, 4030, 4495, 6670, 7130, 8671, 8990, 9269, 11687, 17342, 18538, 20677, 23374, 41354, 43355, 46345, 58435, 86710, 92690, 103385, 116870, 206770, 268801, 537602, 1344005, 2688010]

約数ペア:

[(1, 2688010), (2, 1344005), (5, 537602), (10, 268801), (13, 206770), (23, 116870), (26, 103385), (29, 92690), (31, 86710), (46, 58435), (58, 46345), (62, 43355), (65, 41354), (115, 23374), (130, 20677), (145, 18538), (155, 17342), (230, 11687), (290, 9269), (299, 8990), (310, 8671), (377, 7130), (403, 6670), (598, 4495), (667, 4030), (713, 3770), (754, 3565), (806, 3335), (899, 2990), (1334, 2015), (1426, 1885), (1495, 1798)]