16490940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1439}}^1$

素因数の和:1642

約数の個数: 48

約数和(自身を含む): 46448640

約数和(自身を除く): 29957700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 191, 382, 573, 764, 955, 1146, 1439, 1910, 2292, 2865, 2878, 3820, 4317, 5730, 5756, 7195, 8634, 11460, 14390, 17268, 21585, 28780, 43170, 86340, 274849, 549698, 824547, 1099396, 1374245, 1649094, 2748490, 3298188, 4122735, 5496980, 8245470, 16490940]

約数ペア:

[(1, 16490940), (2, 8245470), (3, 5496980), (4, 4122735), (5, 3298188), (6, 2748490), (10, 1649094), (12, 1374245), (15, 1099396), (20, 824547), (30, 549698), (60, 274849), (191, 86340), (382, 43170), (573, 28780), (764, 21585), (955, 17268), (1146, 14390), (1439, 11460), (1910, 8634), (2292, 7195), (2865, 5756), (2878, 5730), (3820, 4317)]