20713156980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{349}}^1\times {\mathrm{3571}}^1$

素因数の和:4209

約数の個数: 96

約数和(自身を含む): 58389340800

約数和(自身を除く): 37676183820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 277, 349, 554, 698, 831, 1047, 1108, 1385, 1396, 1662, 1745, 2094, 2770, 3324, 3490, 3571, 4155, 4188, 5235, 5540, 6980, 7142, 8310, 10470, 10713, 14284, 16620, 17855, 20940, 21426, 35710, 42852, 53565, 71420, 96673, 107130, 193346, 214260, 290019, 386692, 483365, 580038, 966730, 989167, 1160076, 1246279, 1450095, 1933460, 1978334, 2492558, 2900190, 2967501, 3738837, 3956668, 4945835, 4985116, 5800380, 5935002, 6231395, 7477674, 9891670, 11870004, 12462790, 14837505, 14955348, 18694185, 19783340, 24925580, 29675010, 37388370, 59350020, 74776740, 345219283, 690438566, 1035657849, 1380877132, 1726096415, 2071315698, 3452192830, 4142631396, 5178289245, 6904385660, 10356578490, 20713156980]

約数ペア:

[(1, 20713156980), (2, 10356578490), (3, 6904385660), (4, 5178289245), (5, 4142631396), (6, 3452192830), (10, 2071315698), (12, 1726096415), (15, 1380877132), (20, 1035657849), (30, 690438566), (60, 345219283), (277, 74776740), (349, 59350020), (554, 37388370), (698, 29675010), (831, 24925580), (1047, 19783340), (1108, 18694185), (1385, 14955348), (1396, 14837505), (1662, 12462790), (1745, 11870004), (2094, 9891670), (2770, 7477674), (3324, 6231395), (3490, 5935002), (3571, 5800380), (4155, 4985116), (4188, 4945835), (5235, 3956668), (5540, 3738837), (6980, 2967501), (7142, 2900190), (8310, 2492558), (10470, 1978334), (10713, 1933460), (14284, 1450095), (16620, 1246279), (17855, 1160076), (20940, 989167), (21426, 966730), (35710, 580038), (42852, 483365), (53565, 386692), (71420, 290019), (96673, 214260), (107130, 193346)]