15662540720

素因数分解:

$2^4\times 5^1\times {\mathrm{971}}^1\times {\mathrm{201629}}^1$

素因数の和:202613

約数の個数: 40

約数和(自身を含む): 36453090960

約数和(自身を除く): 20790550240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 971, 1942, 3884, 4855, 7768, 9710, 15536, 19420, 38840, 77680, 201629, 403258, 806516, 1008145, 1613032, 2016290, 3226064, 4032580, 8065160, 16130320, 195781759, 391563518, 783127036, 978908795, 1566254072, 1957817590, 3132508144, 3915635180, 7831270360, 15662540720]

約数ペア:

[(1, 15662540720), (2, 7831270360), (4, 3915635180), (5, 3132508144), (8, 1957817590), (10, 1566254072), (16, 978908795), (20, 783127036), (40, 391563518), (80, 195781759), (971, 16130320), (1942, 8065160), (3884, 4032580), (4855, 3226064), (7768, 2016290), (9710, 1613032), (15536, 1008145), (19420, 806516), (38840, 403258), (77680, 201629)]