15228460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1583}}^1$

素因数の和:1642

約数の個数: 48

約数和(自身を含む): 35392896

約数和(自身を除く): 20164436

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1583, 1924, 2405, 3166, 4810, 6332, 7915, 9620, 15830, 20579, 31660, 41158, 58571, 82316, 102895, 117142, 205790, 234284, 292855, 411580, 585710, 761423, 1171420, 1522846, 3045692, 3807115, 7614230, 15228460]

約数ペア:

[(1, 15228460), (2, 7614230), (4, 3807115), (5, 3045692), (10, 1522846), (13, 1171420), (20, 761423), (26, 585710), (37, 411580), (52, 292855), (65, 234284), (74, 205790), (130, 117142), (148, 102895), (185, 82316), (260, 58571), (370, 41158), (481, 31660), (740, 20579), (962, 15830), (1583, 9620), (1924, 7915), (2405, 6332), (3166, 4810)]