15694757380

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{619}}^1\times {\mathrm{3259}}^1$

素因数の和:4276

約数の個数: 48

約数和(自身を含む): 33107256000

約数和(自身を除く): 17412498620

約数列:

[1, 2, 4, 5, 10, 20, 389, 619, 778, 1238, 1556, 1945, 2476, 3095, 3259, 3890, 6190, 6518, 7780, 12380, 13036, 16295, 32590, 65180, 240791, 481582, 963164, 1203955, 1267751, 2017321, 2407910, 2535502, 4034642, 4815820, 5071004, 6338755, 8069284, 10086605, 12677510, 20173210, 25355020, 40346420, 784737869, 1569475738, 3138951476, 3923689345, 7847378690, 15694757380]

約数ペア:

[(1, 15694757380), (2, 7847378690), (4, 3923689345), (5, 3138951476), (10, 1569475738), (20, 784737869), (389, 40346420), (619, 25355020), (778, 20173210), (1238, 12677510), (1556, 10086605), (1945, 8069284), (2476, 6338755), (3095, 5071004), (3259, 4815820), (3890, 4034642), (6190, 2535502), (6518, 2407910), (7780, 2017321), (12380, 1267751), (13036, 1203955), (16295, 963164), (32590, 481582), (65180, 240791)]