38213980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2551}}^1$

素因数の和:2674

約数の個数: 48

約数和(自身を含む): 92606976

約数和(自身を除く): 54392996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 214, 428, 535, 749, 1070, 1498, 2140, 2551, 2996, 3745, 5102, 7490, 10204, 12755, 14980, 17857, 25510, 35714, 51020, 71428, 89285, 178570, 272957, 357140, 545914, 1091828, 1364785, 1910699, 2729570, 3821398, 5459140, 7642796, 9553495, 19106990, 38213980]

約数ペア:

[(1, 38213980), (2, 19106990), (4, 9553495), (5, 7642796), (7, 5459140), (10, 3821398), (14, 2729570), (20, 1910699), (28, 1364785), (35, 1091828), (70, 545914), (107, 357140), (140, 272957), (214, 178570), (428, 89285), (535, 71428), (749, 51020), (1070, 35714), (1498, 25510), (2140, 17857), (2551, 14980), (2996, 12755), (3745, 10204), (5102, 7490)]