209844840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1748707}}^1$

素因数の和:1748721

約数の個数: 32

約数和(自身を含む): 629534880

約数和(自身を除く): 419690040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1748707, 3497414, 5246121, 6994828, 8743535, 10492242, 13989656, 17487070, 20984484, 26230605, 34974140, 41968968, 52461210, 69948280, 104922420, 209844840]

約数ペア:

[(1, 209844840), (2, 104922420), (3, 69948280), (4, 52461210), (5, 41968968), (6, 34974140), (8, 26230605), (10, 20984484), (12, 17487070), (15, 13989656), (20, 10492242), (24, 8743535), (30, 6994828), (40, 5246121), (60, 3497414), (120, 1748707)]