15924508720

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3263219}}^1$

素因数の和:3263293

約数の個数: 40

約数和(自身を含む): 37631453040

約数和(自身を除く): 21706944320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 3263219, 6526438, 13052876, 16316095, 26105752, 32632190, 52211504, 65264380, 130528760, 199056359, 261057520, 398112718, 796225436, 995281795, 1592450872, 1990563590, 3184901744, 3981127180, 7962254360, 15924508720]

約数ペア:

[(1, 15924508720), (2, 7962254360), (4, 3981127180), (5, 3184901744), (8, 1990563590), (10, 1592450872), (16, 995281795), (20, 796225436), (40, 398112718), (61, 261057520), (80, 199056359), (122, 130528760), (244, 65264380), (305, 52211504), (488, 32632190), (610, 26105752), (976, 16316095), (1220, 13052876), (2440, 6526438), (4880, 3263219)]