139185040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{56123}}^1$

素因数の和:56167

約数の個数: 40

約数和(自身を含む): 334050048

約数和(自身を除く): 194865008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 56123, 112246, 224492, 280615, 448984, 561230, 897968, 1122460, 1739813, 2244920, 3479626, 4489840, 6959252, 8699065, 13918504, 17398130, 27837008, 34796260, 69592520, 139185040]

約数ペア:

[(1, 139185040), (2, 69592520), (4, 34796260), (5, 27837008), (8, 17398130), (10, 13918504), (16, 8699065), (20, 6959252), (31, 4489840), (40, 3479626), (62, 2244920), (80, 1739813), (124, 1122460), (155, 897968), (248, 561230), (310, 448984), (496, 280615), (620, 224492), (1240, 112246), (2480, 56123)]