1011643220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{54331}}^1$

素因数の和:54373

約数の個数: 72

約数和(自身を含む): 2601416160

約数和(自身を除く): 1589772940

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 380, 490, 532, 665, 931, 980, 1330, 1862, 2660, 3724, 4655, 9310, 18620, 54331, 108662, 217324, 271655, 380317, 543310, 760634, 1032289, 1086620, 1521268, 1901585, 2064578, 2662219, 3803170, 4129156, 5161445, 5324438, 7226023, 7606340, 10322890, 10648876, 13311095, 14452046, 20645780, 26622190, 28904092, 36130115, 50582161, 53244380, 72260230, 101164322, 144520460, 202328644, 252910805, 505821610, 1011643220]

約数ペア:

[(1, 1011643220), (2, 505821610), (4, 252910805), (5, 202328644), (7, 144520460), (10, 101164322), (14, 72260230), (19, 53244380), (20, 50582161), (28, 36130115), (35, 28904092), (38, 26622190), (49, 20645780), (70, 14452046), (76, 13311095), (95, 10648876), (98, 10322890), (133, 7606340), (140, 7226023), (190, 5324438), (196, 5161445), (245, 4129156), (266, 3803170), (380, 2662219), (490, 2064578), (532, 1901585), (665, 1521268), (931, 1086620), (980, 1032289), (1330, 760634), (1862, 543310), (2660, 380317), (3724, 271655), (4655, 217324), (9310, 108662), (18620, 54331)]