15691992920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12654833}}^1$

素因数の和:12654875

約数の個数: 32

約数和(自身を含む): 36445921920

約数和(自身を除く): 20753929000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 12654833, 25309666, 50619332, 63274165, 101238664, 126548330, 253096660, 392299823, 506193320, 784599646, 1569199292, 1961499115, 3138398584, 3922998230, 7845996460, 15691992920]

約数ペア:

[(1, 15691992920), (2, 7845996460), (4, 3922998230), (5, 3138398584), (8, 1961499115), (10, 1569199292), (20, 784599646), (31, 506193320), (40, 392299823), (62, 253096660), (124, 126548330), (155, 101238664), (248, 63274165), (310, 50619332), (620, 25309666), (1240, 12654833)]