7860460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 17811360

約数和(自身を除く): 9950900

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 170, 244, 305, 340, 379, 610, 758, 1037, 1220, 1516, 1895, 2074, 3790, 4148, 5185, 6443, 7580, 10370, 12886, 20740, 23119, 25772, 32215, 46238, 64430, 92476, 115595, 128860, 231190, 393023, 462380, 786046, 1572092, 1965115, 3930230, 7860460]

約数ペア:

[(1, 7860460), (2, 3930230), (4, 1965115), (5, 1572092), (10, 786046), (17, 462380), (20, 393023), (34, 231190), (61, 128860), (68, 115595), (85, 92476), (122, 64430), (170, 46238), (244, 32215), (305, 25772), (340, 23119), (379, 20740), (610, 12886), (758, 10370), (1037, 7580), (1220, 6443), (1516, 5185), (1895, 4148), (2074, 3790)]