8526440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{863}}^1$

素因数の和:906

約数の個数: 64

約数和(自身を含む): 21772800

約数和(自身を除く): 13246360

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 863, 988, 1235, 1726, 1976, 2470, 3452, 4315, 4940, 6904, 8630, 9880, 11219, 16397, 17260, 22438, 32794, 34520, 44876, 56095, 65588, 81985, 89752, 112190, 131176, 163970, 213161, 224380, 327940, 426322, 448760, 655880, 852644, 1065805, 1705288, 2131610, 4263220, 8526440]

約数ペア:

[(1, 8526440), (2, 4263220), (4, 2131610), (5, 1705288), (8, 1065805), (10, 852644), (13, 655880), (19, 448760), (20, 426322), (26, 327940), (38, 224380), (40, 213161), (52, 163970), (65, 131176), (76, 112190), (95, 89752), (104, 81985), (130, 65588), (152, 56095), (190, 44876), (247, 34520), (260, 32794), (380, 22438), (494, 17260), (520, 16397), (760, 11219), (863, 9880), (988, 8630), (1235, 6904), (1726, 4940), (1976, 4315), (2470, 3452)]