20863950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{367}}^1\times {\mathrm{379}}^1$

素因数の和:761

約数の個数: 48

約数和(自身を含む): 52020480

約数和(自身を除く): 31156530

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 367, 379, 734, 758, 1101, 1137, 1835, 1895, 2202, 2274, 3670, 3790, 5505, 5685, 9175, 9475, 11010, 11370, 18350, 18950, 27525, 28425, 55050, 56850, 139093, 278186, 417279, 695465, 834558, 1390930, 2086395, 3477325, 4172790, 6954650, 10431975, 20863950]

約数ペア:

[(1, 20863950), (2, 10431975), (3, 6954650), (5, 4172790), (6, 3477325), (10, 2086395), (15, 1390930), (25, 834558), (30, 695465), (50, 417279), (75, 278186), (150, 139093), (367, 56850), (379, 55050), (734, 28425), (758, 27525), (1101, 18950), (1137, 18350), (1835, 11370), (1895, 11010), (2202, 9475), (2274, 9175), (3670, 5685), (3790, 5505)]