2864252440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{4177}}^1$

素因数の和:4305

約数の個数: 128

約数和(自身を含む): 7700889600

約数和(自身を除く): 4836637160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 79, 124, 140, 155, 158, 217, 248, 280, 310, 316, 395, 434, 553, 620, 632, 790, 868, 1085, 1106, 1240, 1580, 1736, 2170, 2212, 2449, 2765, 3160, 4177, 4340, 4424, 4898, 5530, 8354, 8680, 9796, 11060, 12245, 16708, 17143, 19592, 20885, 22120, 24490, 29239, 33416, 34286, 41770, 48980, 58478, 68572, 83540, 85715, 97960, 116956, 129487, 137144, 146195, 167080, 171430, 233912, 258974, 292390, 329983, 342860, 517948, 584780, 647435, 659966, 685720, 906409, 1035896, 1169560, 1294870, 1319932, 1649915, 1812818, 2309881, 2589740, 2639864, 3299830, 3625636, 4532045, 4619762, 5179480, 6599660, 7251272, 9064090, 9239524, 10229473, 11549405, 13199320, 18128180, 18479048, 20458946, 23098810, 36256360, 40917892, 46197620, 51147365, 71606311, 81835784, 92395240, 102294730, 143212622, 204589460, 286425244, 358031555, 409178920, 572850488, 716063110, 1432126220, 2864252440]

約数ペア:

[(1, 2864252440), (2, 1432126220), (4, 716063110), (5, 572850488), (7, 409178920), (8, 358031555), (10, 286425244), (14, 204589460), (20, 143212622), (28, 102294730), (31, 92395240), (35, 81835784), (40, 71606311), (56, 51147365), (62, 46197620), (70, 40917892), (79, 36256360), (124, 23098810), (140, 20458946), (155, 18479048), (158, 18128180), (217, 13199320), (248, 11549405), (280, 10229473), (310, 9239524), (316, 9064090), (395, 7251272), (434, 6599660), (553, 5179480), (620, 4619762), (632, 4532045), (790, 3625636), (868, 3299830), (1085, 2639864), (1106, 2589740), (1240, 2309881), (1580, 1812818), (1736, 1649915), (2170, 1319932), (2212, 1294870), (2449, 1169560), (2765, 1035896), (3160, 906409), (4177, 685720), (4340, 659966), (4424, 647435), (4898, 584780), (5530, 517948), (8354, 342860), (8680, 329983), (9796, 292390), (11060, 258974), (12245, 233912), (16708, 171430), (17143, 167080), (19592, 146195), (20885, 137144), (22120, 129487), (24490, 116956), (29239, 97960), (33416, 85715), (34286, 83540), (41770, 68572), (48980, 58478)]