1900843780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{1213}}^1$

素因数の和:1669

約数の個数: 96

約数和(自身を含む): 4625631360

約数和(自身を除く): 2724787580

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 419, 748, 838, 935, 1213, 1676, 1870, 2095, 2426, 3740, 4190, 4609, 4852, 6065, 7123, 8380, 9218, 12130, 13343, 14246, 18436, 20621, 23045, 24260, 26686, 28492, 35615, 41242, 46090, 53372, 66715, 71230, 78353, 82484, 92180, 103105, 133430, 142460, 156706, 206210, 226831, 266860, 313412, 391765, 412420, 453662, 508247, 783530, 907324, 1016494, 1134155, 1567060, 2032988, 2268310, 2541235, 4536620, 5082470, 5590717, 8640199, 10164940, 11181434, 17280398, 22362868, 27953585, 34560796, 43200995, 55907170, 86401990, 95042189, 111814340, 172803980, 190084378, 380168756, 475210945, 950421890, 1900843780]

約数ペア:

[(1, 1900843780), (2, 950421890), (4, 475210945), (5, 380168756), (10, 190084378), (11, 172803980), (17, 111814340), (20, 95042189), (22, 86401990), (34, 55907170), (44, 43200995), (55, 34560796), (68, 27953585), (85, 22362868), (110, 17280398), (170, 11181434), (187, 10164940), (220, 8640199), (340, 5590717), (374, 5082470), (419, 4536620), (748, 2541235), (838, 2268310), (935, 2032988), (1213, 1567060), (1676, 1134155), (1870, 1016494), (2095, 907324), (2426, 783530), (3740, 508247), (4190, 453662), (4609, 412420), (4852, 391765), (6065, 313412), (7123, 266860), (8380, 226831), (9218, 206210), (12130, 156706), (13343, 142460), (14246, 133430), (18436, 103105), (20621, 92180), (23045, 82484), (24260, 78353), (26686, 71230), (28492, 66715), (35615, 53372), (41242, 46090)]