874321520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{352549}}^1$

素因数の和:352593

約数の個数: 40

約数和(自身を含む): 2098377600

約数和(自身を除く): 1224056080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 352549, 705098, 1410196, 1762745, 2820392, 3525490, 5640784, 7050980, 10929019, 14101960, 21858038, 28203920, 43716076, 54645095, 87432152, 109290190, 174864304, 218580380, 437160760, 874321520]

約数ペア:

[(1, 874321520), (2, 437160760), (4, 218580380), (5, 174864304), (8, 109290190), (10, 87432152), (16, 54645095), (20, 43716076), (31, 28203920), (40, 21858038), (62, 14101960), (80, 10929019), (124, 7050980), (155, 5640784), (248, 3525490), (310, 2820392), (496, 1762745), (620, 1410196), (1240, 705098), (2480, 352549)]