15998060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1663}}^1$

素因数の和:1722

約数の個数: 48

約数和(自身を含む): 37180416

約数和(自身を除く): 21182356

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1663, 1924, 2405, 3326, 4810, 6652, 8315, 9620, 16630, 21619, 33260, 43238, 61531, 86476, 108095, 123062, 216190, 246124, 307655, 432380, 615310, 799903, 1230620, 1599806, 3199612, 3999515, 7999030, 15998060]

約数ペア:

[(1, 15998060), (2, 7999030), (4, 3999515), (5, 3199612), (10, 1599806), (13, 1230620), (20, 799903), (26, 615310), (37, 432380), (52, 307655), (65, 246124), (74, 216190), (130, 123062), (148, 108095), (185, 86476), (260, 61531), (370, 43238), (481, 33260), (740, 21619), (962, 16630), (1663, 9620), (1924, 8315), (2405, 6652), (3326, 4810)]