7442920

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:202

約数の個数: 64

約数和(自身を含む): 17729280

約数和(自身を除く): 10286360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 47, 74, 94, 107, 148, 185, 188, 214, 235, 296, 370, 376, 428, 470, 535, 740, 856, 940, 1070, 1480, 1739, 1880, 2140, 3478, 3959, 4280, 5029, 6956, 7918, 8695, 10058, 13912, 15836, 17390, 19795, 20116, 25145, 31672, 34780, 39590, 40232, 50290, 69560, 79180, 100580, 158360, 186073, 201160, 372146, 744292, 930365, 1488584, 1860730, 3721460, 7442920]

約数ペア:

[(1, 7442920), (2, 3721460), (4, 1860730), (5, 1488584), (8, 930365), (10, 744292), (20, 372146), (37, 201160), (40, 186073), (47, 158360), (74, 100580), (94, 79180), (107, 69560), (148, 50290), (185, 40232), (188, 39590), (214, 34780), (235, 31672), (296, 25145), (370, 20116), (376, 19795), (428, 17390), (470, 15836), (535, 13912), (740, 10058), (856, 8695), (940, 7918), (1070, 6956), (1480, 5029), (1739, 4280), (1880, 3959), (2140, 3478)]