20304897100

素因数分解:

$2^2\times 5^2\times {\mathrm{331}}^1\times {\mathrm{613441}}^1$

素因数の和:613786

約数の個数: 36

約数和(自身を含む): 44194815448

約数和(自身を除く): 23889918348

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 331, 662, 1324, 1655, 3310, 6620, 8275, 16550, 33100, 613441, 1226882, 2453764, 3067205, 6134410, 12268820, 15336025, 30672050, 61344100, 203048971, 406097942, 812195884, 1015244855, 2030489710, 4060979420, 5076224275, 10152448550, 20304897100]

約数ペア:

[(1, 20304897100), (2, 10152448550), (4, 5076224275), (5, 4060979420), (10, 2030489710), (20, 1015244855), (25, 812195884), (50, 406097942), (100, 203048971), (331, 61344100), (662, 30672050), (1324, 15336025), (1655, 12268820), (3310, 6134410), (6620, 3067205), (8275, 2453764), (16550, 1226882), (33100, 613441)]