390489170

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{607}}^1\times {\mathrm{2797}}^1$

素因数の和:3434

約数の個数: 32

約数和(自身を含む): 734911488

約数和(自身を除く): 344422318

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 607, 1214, 2797, 3035, 5594, 6070, 13961, 13985, 27922, 27970, 64331, 69805, 128662, 139610, 321655, 643310, 1697779, 3395558, 8488895, 16977790, 39048917, 78097834, 195244585, 390489170]

約数ペア:

[(1, 390489170), (2, 195244585), (5, 78097834), (10, 39048917), (23, 16977790), (46, 8488895), (115, 3395558), (230, 1697779), (607, 643310), (1214, 321655), (2797, 139610), (3035, 128662), (5594, 69805), (6070, 64331), (13961, 27970), (13985, 27922)]