634701980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{863}}^1\times {\mathrm{3343}}^1$

素因数の和:4226

約数の個数: 48

約数和(自身を含む): 1456164864

約数和(自身を除く): 821462884

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 863, 1726, 3343, 3452, 4315, 6686, 8630, 9493, 13372, 16715, 17260, 18986, 33430, 36773, 37972, 47465, 66860, 73546, 94930, 147092, 183865, 189860, 367730, 735460, 2885009, 5770018, 11540036, 14425045, 28850090, 31735099, 57700180, 63470198, 126940396, 158675495, 317350990, 634701980]

約数ペア:

[(1, 634701980), (2, 317350990), (4, 158675495), (5, 126940396), (10, 63470198), (11, 57700180), (20, 31735099), (22, 28850090), (44, 14425045), (55, 11540036), (110, 5770018), (220, 2885009), (863, 735460), (1726, 367730), (3343, 189860), (3452, 183865), (4315, 147092), (6686, 94930), (8630, 73546), (9493, 66860), (13372, 47465), (16715, 37972), (17260, 36773), (18986, 33430)]