2940040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2371}}^1$

素因数の和:2413

約数の個数: 32

約数和(自身を含む): 6831360

約数和(自身を除く): 3891320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 2371, 4742, 9484, 11855, 18968, 23710, 47420, 73501, 94840, 147002, 294004, 367505, 588008, 735010, 1470020, 2940040]

約数ペア:

[(1, 2940040), (2, 1470020), (4, 735010), (5, 588008), (8, 367505), (10, 294004), (20, 147002), (31, 94840), (40, 73501), (62, 47420), (124, 23710), (155, 18968), (248, 11855), (310, 9484), (620, 4742), (1240, 2371)]