1869950

素因数分解:

$2^1\times 5^2\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:412

約数の個数: 24

約数和(自身を含む): 3515400

約数和(自身を除く): 1645450

約数列:

[1, 2, 5, 10, 25, 50, 149, 251, 298, 502, 745, 1255, 1490, 2510, 3725, 6275, 7450, 12550, 37399, 74798, 186995, 373990, 934975, 1869950]

約数ペア:

[(1, 1869950), (2, 934975), (5, 373990), (10, 186995), (25, 74798), (50, 37399), (149, 12550), (251, 7450), (298, 6275), (502, 3725), (745, 2510), (1255, 1490)]