4104040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:154

約数の個数: 64

約数和(自身を含む): 9849600

約数和(自身を除く): 5745560

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 47, 59, 74, 94, 118, 148, 185, 188, 235, 236, 295, 296, 370, 376, 470, 472, 590, 740, 940, 1180, 1480, 1739, 1880, 2183, 2360, 2773, 3478, 4366, 5546, 6956, 8695, 8732, 10915, 11092, 13865, 13912, 17390, 17464, 21830, 22184, 27730, 34780, 43660, 55460, 69560, 87320, 102601, 110920, 205202, 410404, 513005, 820808, 1026010, 2052020, 4104040]

約数ペア:

[(1, 4104040), (2, 2052020), (4, 1026010), (5, 820808), (8, 513005), (10, 410404), (20, 205202), (37, 110920), (40, 102601), (47, 87320), (59, 69560), (74, 55460), (94, 43660), (118, 34780), (148, 27730), (185, 22184), (188, 21830), (235, 17464), (236, 17390), (295, 13912), (296, 13865), (370, 11092), (376, 10915), (470, 8732), (472, 8695), (590, 6956), (740, 5546), (940, 4366), (1180, 3478), (1480, 2773), (1739, 2360), (1880, 2183)]