388978890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{316243}}^1$

素因数の和:316294

約数の個数: 32

約数和(自身を含む): 956321856

約数和(自身を除く): 567342966

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 316243, 632486, 948729, 1581215, 1897458, 3162430, 4743645, 9487290, 12965963, 25931926, 38897889, 64829815, 77795778, 129659630, 194489445, 388978890]

約数ペア:

[(1, 388978890), (2, 194489445), (3, 129659630), (5, 77795778), (6, 64829815), (10, 38897889), (15, 25931926), (30, 12965963), (41, 9487290), (82, 4743645), (123, 3162430), (205, 1897458), (246, 1581215), (410, 948729), (615, 632486), (1230, 316243)]