309834880

素因数分解:

$2^7\times 5^1\times {\mathrm{484117}}^1$

素因数の和:484136

約数の個数: 32

約数和(自身を含む): 740700540

約数和(自身を除く): 430865660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 484117, 968234, 1936468, 2420585, 3872936, 4841170, 7745872, 9682340, 15491744, 19364680, 30983488, 38729360, 61966976, 77458720, 154917440, 309834880]

約数ペア:

[(1, 309834880), (2, 154917440), (4, 77458720), (5, 61966976), (8, 38729360), (10, 30983488), (16, 19364680), (20, 15491744), (32, 9682340), (40, 7745872), (64, 4841170), (80, 3872936), (128, 2420585), (160, 1936468), (320, 968234), (640, 484117)]