29091640

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{809}}^1$

素因数の和:880

約数の個数: 64

約数和(自身を含む): 69984000

約数和(自身を除く): 40892360

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 116, 124, 145, 155, 232, 248, 290, 310, 580, 620, 809, 899, 1160, 1240, 1618, 1798, 3236, 3596, 4045, 4495, 6472, 7192, 8090, 8990, 16180, 17980, 23461, 25079, 32360, 35960, 46922, 50158, 93844, 100316, 117305, 125395, 187688, 200632, 234610, 250790, 469220, 501580, 727291, 938440, 1003160, 1454582, 2909164, 3636455, 5818328, 7272910, 14545820, 29091640]

約数ペア:

[(1, 29091640), (2, 14545820), (4, 7272910), (5, 5818328), (8, 3636455), (10, 2909164), (20, 1454582), (29, 1003160), (31, 938440), (40, 727291), (58, 501580), (62, 469220), (116, 250790), (124, 234610), (145, 200632), (155, 187688), (232, 125395), (248, 117305), (290, 100316), (310, 93844), (580, 50158), (620, 46922), (809, 35960), (899, 32360), (1160, 25079), (1240, 23461), (1618, 17980), (1798, 16180), (3236, 8990), (3596, 8090), (4045, 7192), (4495, 6472)]