23173619720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18688403}}^1$

素因数の和:18688445

約数の個数: 32

約数和(自身を含む): 53822603520

約数和(自身を除く): 30648983800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 18688403, 37376806, 74753612, 93442015, 149507224, 186884030, 373768060, 579340493, 747536120, 1158680986, 2317361972, 2896702465, 4634723944, 5793404930, 11586809860, 23173619720]

約数ペア:

[(1, 23173619720), (2, 11586809860), (4, 5793404930), (5, 4634723944), (8, 2896702465), (10, 2317361972), (20, 1158680986), (31, 747536120), (40, 579340493), (62, 373768060), (124, 186884030), (155, 149507224), (248, 93442015), (310, 74753612), (620, 37376806), (1240, 18688403)]