16460380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 36126720

約数和(自身を除く): 19666340

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 139, 155, 191, 278, 310, 382, 556, 620, 695, 764, 955, 1390, 1910, 2780, 3820, 4309, 5921, 8618, 11842, 17236, 21545, 23684, 26549, 29605, 43090, 53098, 59210, 86180, 106196, 118420, 132745, 265490, 530980, 823019, 1646038, 3292076, 4115095, 8230190, 16460380]

約数ペア:

[(1, 16460380), (2, 8230190), (4, 4115095), (5, 3292076), (10, 1646038), (20, 823019), (31, 530980), (62, 265490), (124, 132745), (139, 118420), (155, 106196), (191, 86180), (278, 59210), (310, 53098), (382, 43090), (556, 29605), (620, 26549), (695, 23684), (764, 21545), (955, 17236), (1390, 11842), (1910, 8618), (2780, 5921), (3820, 4309)]