1657863920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{901013}}^1$

素因数の和:901049

約数の個数: 40

約数和(自身を含む): 4022126496

約数和(自身を除く): 2364262576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 901013, 1802026, 3604052, 4505065, 7208104, 9010130, 14416208, 18020260, 20723299, 36040520, 41446598, 72081040, 82893196, 103616495, 165786392, 207232990, 331572784, 414465980, 828931960, 1657863920]

約数ペア:

[(1, 1657863920), (2, 828931960), (4, 414465980), (5, 331572784), (8, 207232990), (10, 165786392), (16, 103616495), (20, 82893196), (23, 72081040), (40, 41446598), (46, 36040520), (80, 20723299), (92, 18020260), (115, 14416208), (184, 9010130), (230, 7208104), (368, 4505065), (460, 3604052), (920, 1802026), (1840, 901013)]