299908040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{325987}}^1$

素因数の和:326021

約数の個数: 32

約数和(自身を含む): 704134080

約数和(自身を除く): 404226040

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 325987, 651974, 1303948, 1629935, 2607896, 3259870, 6519740, 7497701, 13039480, 14995402, 29990804, 37488505, 59981608, 74977010, 149954020, 299908040]

約数ペア:

[(1, 299908040), (2, 149954020), (4, 74977010), (5, 59981608), (8, 37488505), (10, 29990804), (20, 14995402), (23, 13039480), (40, 7497701), (46, 6519740), (92, 3259870), (115, 2607896), (184, 1629935), (230, 1303948), (460, 651974), (920, 325987)]