20468366940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{48734207}}^1$

素因数の和:48734226

約数の個数: 48

約数和(自身を含む): 65498775552

約数和(自身を除く): 45030408612

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 48734207, 97468414, 146202621, 194936828, 243671035, 292405242, 341139449, 487342070, 584810484, 682278898, 731013105, 974684140, 1023418347, 1364557796, 1462026210, 1705697245, 2046836694, 2924052420, 3411394490, 4093673388, 5117091735, 6822788980, 10234183470, 20468366940]

約数ペア:

[(1, 20468366940), (2, 10234183470), (3, 6822788980), (4, 5117091735), (5, 4093673388), (6, 3411394490), (7, 2924052420), (10, 2046836694), (12, 1705697245), (14, 1462026210), (15, 1364557796), (20, 1023418347), (21, 974684140), (28, 731013105), (30, 682278898), (35, 584810484), (42, 487342070), (60, 341139449), (70, 292405242), (84, 243671035), (105, 194936828), (140, 146202621), (210, 97468414), (420, 48734207)]