1897846040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1530521}}^1$

素因数の和:1530563

約数の個数: 32

約数和(自身を含む): 4407903360

約数和(自身を除く): 2510057320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1530521, 3061042, 6122084, 7652605, 12244168, 15305210, 30610420, 47446151, 61220840, 94892302, 189784604, 237230755, 379569208, 474461510, 948923020, 1897846040]

約数ペア:

[(1, 1897846040), (2, 948923020), (4, 474461510), (5, 379569208), (8, 237230755), (10, 189784604), (20, 94892302), (31, 61220840), (40, 47446151), (62, 30610420), (124, 15305210), (155, 12244168), (248, 7652605), (310, 6122084), (620, 3061042), (1240, 1530521)]