8371065.00000000

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1997}}^1$

素因数の和:2045

約数の個数: 56

約数和(自身を含む): 48719232

約数和(自身を除く): 28908992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 1997, 2480, 3994, 4960, 7988, 9920, 9985, 15976, 19970, 31952, 39940, 61907, 63904, 79880, 123814, 127808, 159760, 247628, 309535, 319520, 495256, 619070, 639040, 990512, 1238140, 1981024, 2476280, 3962048, 4952560, 9905120, 19810240]

約数ペア:

[(1, 19810240), (2, 9905120), (4, 4952560), (5, 3962048), (8, 2476280), (10, 1981024), (16, 1238140), (20, 990512), (31, 639040), (32, 619070), (40, 495256), (62, 319520), (64, 309535), (80, 247628), (124, 159760), (155, 127808), (160, 123814), (248, 79880), (310, 63904), (320, 61907), (496, 39940), (620, 31952), (992, 19970), (1240, 15976), (1984, 9985), (1997, 9920), (2480, 7988), (3994, 4960)]