1861759040

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{751}}^1$

素因数の和:956

約数の個数: 112

約数和(自身を含む): 4547518464

約数和(自身を除く): 2685759424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 127, 160, 244, 254, 305, 320, 488, 508, 610, 635, 751, 976, 1016, 1220, 1270, 1502, 1952, 2032, 2440, 2540, 3004, 3755, 3904, 4064, 4880, 5080, 6008, 7510, 7747, 8128, 9760, 10160, 12016, 15020, 15494, 19520, 20320, 24032, 30040, 30988, 38735, 40640, 45811, 48064, 60080, 61976, 77470, 91622, 95377, 120160, 123952, 154940, 183244, 190754, 229055, 240320, 247904, 309880, 366488, 381508, 458110, 476885, 495808, 619760, 732976, 763016, 916220, 953770, 1239520, 1465952, 1526032, 1832440, 1907540, 2479040, 2931904, 3052064, 3664880, 3815080, 5817997, 6104128, 7329760, 7630160, 11635994, 14659520, 15260320, 23271988, 29089985, 30520640, 46543976, 58179970, 93087952, 116359940, 186175904, 232719880, 372351808, 465439760, 930879520, 1861759040]

約数ペア:

[(1, 1861759040), (2, 930879520), (4, 465439760), (5, 372351808), (8, 232719880), (10, 186175904), (16, 116359940), (20, 93087952), (32, 58179970), (40, 46543976), (61, 30520640), (64, 29089985), (80, 23271988), (122, 15260320), (127, 14659520), (160, 11635994), (244, 7630160), (254, 7329760), (305, 6104128), (320, 5817997), (488, 3815080), (508, 3664880), (610, 3052064), (635, 2931904), (751, 2479040), (976, 1907540), (1016, 1832440), (1220, 1526032), (1270, 1465952), (1502, 1239520), (1952, 953770), (2032, 916220), (2440, 763016), (2540, 732976), (3004, 619760), (3755, 495808), (3904, 476885), (4064, 458110), (4880, 381508), (5080, 366488), (6008, 309880), (7510, 247904), (7747, 240320), (8128, 229055), (9760, 190754), (10160, 183244), (12016, 154940), (15020, 123952), (15494, 120160), (19520, 95377), (20320, 91622), (24032, 77470), (30040, 61976), (30988, 60080), (38735, 48064), (40640, 45811)]