38438920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2549}}^1$

素因数の和:2602

約数の個数: 64

約数和(自身を含む): 96390000

約数和(自身を除く): 57951080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 232, 260, 290, 377, 520, 580, 754, 1160, 1508, 1885, 2549, 3016, 3770, 5098, 7540, 10196, 12745, 15080, 20392, 25490, 33137, 50980, 66274, 73921, 101960, 132548, 147842, 165685, 265096, 295684, 331370, 369605, 591368, 662740, 739210, 960973, 1325480, 1478420, 1921946, 2956840, 3843892, 4804865, 7687784, 9609730, 19219460, 38438920]

約数ペア:

[(1, 38438920), (2, 19219460), (4, 9609730), (5, 7687784), (8, 4804865), (10, 3843892), (13, 2956840), (20, 1921946), (26, 1478420), (29, 1325480), (40, 960973), (52, 739210), (58, 662740), (65, 591368), (104, 369605), (116, 331370), (130, 295684), (145, 265096), (232, 165685), (260, 147842), (290, 132548), (377, 101960), (520, 73921), (580, 66274), (754, 50980), (1160, 33137), (1508, 25490), (1885, 20392), (2549, 15080), (3016, 12745), (3770, 10196), (5098, 7540)]