11771320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{863}}^1$

素因数の和:916

約数の個数: 64

約数和(自身を含む): 29859840

約数和(自身を除く): 18088520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 863, 1240, 1364, 1705, 1726, 2728, 3410, 3452, 4315, 6820, 6904, 8630, 9493, 13640, 17260, 18986, 26753, 34520, 37972, 47465, 53506, 75944, 94930, 107012, 133765, 189860, 214024, 267530, 294283, 379720, 535060, 588566, 1070120, 1177132, 1471415, 2354264, 2942830, 5885660, 11771320]

約数ペア:

[(1, 11771320), (2, 5885660), (4, 2942830), (5, 2354264), (8, 1471415), (10, 1177132), (11, 1070120), (20, 588566), (22, 535060), (31, 379720), (40, 294283), (44, 267530), (55, 214024), (62, 189860), (88, 133765), (110, 107012), (124, 94930), (155, 75944), (220, 53506), (248, 47465), (310, 37972), (341, 34520), (440, 26753), (620, 18986), (682, 17260), (863, 13640), (1240, 9493), (1364, 8630), (1705, 6904), (1726, 6820), (2728, 4315), (3410, 3452)]