40690020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5099}}^1$

素因数の和:5137

約数の個数: 96

約数和(自身を含む): 137088000

約数和(自身を除く): 96397980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 5099, 7980, 10198, 15297, 20396, 25495, 30594, 35693, 50990, 61188, 71386, 76485, 96881, 101980, 107079, 142772, 152970, 178465, 193762, 214158, 290643, 305940, 356930, 387524, 428316, 484405, 535395, 581286, 678167, 713860, 968810, 1070790, 1162572, 1356334, 1453215, 1937620, 2034501, 2141580, 2712668, 2906430, 3390835, 4069002, 5812860, 6781670, 8138004, 10172505, 13563340, 20345010, 40690020]

約数ペア:

[(1, 40690020), (2, 20345010), (3, 13563340), (4, 10172505), (5, 8138004), (6, 6781670), (7, 5812860), (10, 4069002), (12, 3390835), (14, 2906430), (15, 2712668), (19, 2141580), (20, 2034501), (21, 1937620), (28, 1453215), (30, 1356334), (35, 1162572), (38, 1070790), (42, 968810), (57, 713860), (60, 678167), (70, 581286), (76, 535395), (84, 484405), (95, 428316), (105, 387524), (114, 356930), (133, 305940), (140, 290643), (190, 214158), (210, 193762), (228, 178465), (266, 152970), (285, 142772), (380, 107079), (399, 101980), (420, 96881), (532, 76485), (570, 71386), (665, 61188), (798, 50990), (1140, 35693), (1330, 30594), (1596, 25495), (1995, 20396), (2660, 15297), (3990, 10198), (5099, 7980)]