266900620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{31253}}^1$

素因数の和:31330

約数の個数: 48

約数和(自身を含む): 651083328

約数和(自身を除く): 384182708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 8540, 31253, 62506, 125012, 156265, 218771, 312530, 437542, 625060, 875084, 1093855, 1906433, 2187710, 3812866, 4375420, 7625732, 9532165, 13345031, 19064330, 26690062, 38128660, 53380124, 66725155, 133450310, 266900620]

約数ペア:

[(1, 266900620), (2, 133450310), (4, 66725155), (5, 53380124), (7, 38128660), (10, 26690062), (14, 19064330), (20, 13345031), (28, 9532165), (35, 7625732), (61, 4375420), (70, 3812866), (122, 2187710), (140, 1906433), (244, 1093855), (305, 875084), (427, 625060), (610, 437542), (854, 312530), (1220, 218771), (1708, 156265), (2135, 125012), (4270, 62506), (8540, 31253)]