2680490960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{14461}}^1$

素因数の和:14812

約数の個数: 80

約数和(自身を含む): 7144459392

約数和(自身を除く): 4463968432

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 331, 560, 662, 1324, 1655, 2317, 2648, 3310, 4634, 5296, 6620, 9268, 11585, 13240, 14461, 18536, 23170, 26480, 28922, 37072, 46340, 57844, 72305, 92680, 101227, 115688, 144610, 185360, 202454, 231376, 289220, 404908, 506135, 578440, 809816, 1012270, 1156880, 1619632, 2024540, 4049080, 4786591, 8098160, 9573182, 19146364, 23932955, 33506137, 38292728, 47865910, 67012274, 76585456, 95731820, 134024548, 167530685, 191463640, 268049096, 335061370, 382927280, 536098192, 670122740, 1340245480, 2680490960]

約数ペア:

[(1, 2680490960), (2, 1340245480), (4, 670122740), (5, 536098192), (7, 382927280), (8, 335061370), (10, 268049096), (14, 191463640), (16, 167530685), (20, 134024548), (28, 95731820), (35, 76585456), (40, 67012274), (56, 47865910), (70, 38292728), (80, 33506137), (112, 23932955), (140, 19146364), (280, 9573182), (331, 8098160), (560, 4786591), (662, 4049080), (1324, 2024540), (1655, 1619632), (2317, 1156880), (2648, 1012270), (3310, 809816), (4634, 578440), (5296, 506135), (6620, 404908), (9268, 289220), (11585, 231376), (13240, 202454), (14461, 185360), (18536, 144610), (23170, 115688), (26480, 101227), (28922, 92680), (37072, 72305), (46340, 57844)]