2799317980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{809}}^1\times {\mathrm{5581}}^1$

素因数の和:6430

約数の個数: 48

約数和(自身を含む): 6076788480

約数和(自身を除く): 3277470500

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 809, 1618, 3236, 4045, 5581, 8090, 11162, 16180, 22324, 25079, 27905, 50158, 55810, 100316, 111620, 125395, 173011, 250790, 346022, 501580, 692044, 865055, 1730110, 3460220, 4515029, 9030058, 18060116, 22575145, 45150290, 90300580, 139965899, 279931798, 559863596, 699829495, 1399658990, 2799317980]

約数ペア:

[(1, 2799317980), (2, 1399658990), (4, 699829495), (5, 559863596), (10, 279931798), (20, 139965899), (31, 90300580), (62, 45150290), (124, 22575145), (155, 18060116), (310, 9030058), (620, 4515029), (809, 3460220), (1618, 1730110), (3236, 865055), (4045, 692044), (5581, 501580), (8090, 346022), (11162, 250790), (16180, 173011), (22324, 125395), (25079, 111620), (27905, 100316), (50158, 55810)]