528025580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{19571}}^1$

素因数の和:19670

約数の個数: 48

約数和(自身を含む): 1183714560

約数和(自身を除く): 655688980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 380, 710, 1349, 1420, 2698, 5396, 6745, 13490, 19571, 26980, 39142, 78284, 97855, 195710, 371849, 391420, 743698, 1389541, 1487396, 1859245, 2779082, 3718490, 5558164, 6947705, 7436980, 13895410, 26401279, 27790820, 52802558, 105605116, 132006395, 264012790, 528025580]

約数ペア:

[(1, 528025580), (2, 264012790), (4, 132006395), (5, 105605116), (10, 52802558), (19, 27790820), (20, 26401279), (38, 13895410), (71, 7436980), (76, 6947705), (95, 5558164), (142, 3718490), (190, 2779082), (284, 1859245), (355, 1487396), (380, 1389541), (710, 743698), (1349, 391420), (1420, 371849), (2698, 195710), (5396, 97855), (6745, 78284), (13490, 39142), (19571, 26980)]