15664024720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6316139}}^1$

素因数の和:6316183

約数の個数: 40

約数和(自身を含む): 37593665280

約数和(自身を除く): 21929640560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 6316139, 12632278, 25264556, 31580695, 50529112, 63161390, 101058224, 126322780, 195800309, 252645560, 391600618, 505291120, 783201236, 979001545, 1566402472, 1958003090, 3132804944, 3916006180, 7832012360, 15664024720]

約数ペア:

[(1, 15664024720), (2, 7832012360), (4, 3916006180), (5, 3132804944), (8, 1958003090), (10, 1566402472), (16, 979001545), (20, 783201236), (31, 505291120), (40, 391600618), (62, 252645560), (80, 195800309), (124, 126322780), (155, 101058224), (248, 63161390), (310, 50529112), (496, 31580695), (620, 25264556), (1240, 12632278), (2480, 6316139)]