20801460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{4177}}^1$

素因数の和:4272

約数の個数: 48

約数和(自身を含む): 58959936

約数和(自身を除く): 38158476

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 83, 166, 249, 332, 415, 498, 830, 996, 1245, 1660, 2490, 4177, 4980, 8354, 12531, 16708, 20885, 25062, 41770, 50124, 62655, 83540, 125310, 250620, 346691, 693382, 1040073, 1386764, 1733455, 2080146, 3466910, 4160292, 5200365, 6933820, 10400730, 20801460]

約数ペア:

[(1, 20801460), (2, 10400730), (3, 6933820), (4, 5200365), (5, 4160292), (6, 3466910), (10, 2080146), (12, 1733455), (15, 1386764), (20, 1040073), (30, 693382), (60, 346691), (83, 250620), (166, 125310), (249, 83540), (332, 62655), (415, 50124), (498, 41770), (830, 25062), (996, 20885), (1245, 16708), (1660, 12531), (2490, 8354), (4177, 4980)]