15511191620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1709}}^1\times {\mathrm{14639}}^1$

素因数の和:16388

約数の個数: 48

約数和(自身を含む): 33646233600

約数和(自身を除く): 18135041980

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 1709, 3418, 6836, 8545, 14639, 17090, 29278, 34180, 52979, 58556, 73195, 105958, 146390, 211916, 264895, 292780, 453809, 529790, 907618, 1059580, 1815236, 2269045, 4538090, 9076180, 25018051, 50036102, 100072204, 125090255, 250180510, 500361020, 775559581, 1551119162, 3102238324, 3877797905, 7755595810, 15511191620]

約数ペア:

[(1, 15511191620), (2, 7755595810), (4, 3877797905), (5, 3102238324), (10, 1551119162), (20, 775559581), (31, 500361020), (62, 250180510), (124, 125090255), (155, 100072204), (310, 50036102), (620, 25018051), (1709, 9076180), (3418, 4538090), (6836, 2269045), (8545, 1815236), (14639, 1059580), (17090, 907618), (29278, 529790), (34180, 453809), (52979, 292780), (58556, 264895), (73195, 211916), (105958, 146390)]