22778840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{81353}}^1$

素因数の和:81371

約数の個数: 32

約数和(自身を含む): 58574880

約数和(自身を除く): 35796040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 81353, 162706, 325412, 406765, 569471, 650824, 813530, 1138942, 1627060, 2277884, 2847355, 3254120, 4555768, 5694710, 11389420, 22778840]

約数ペア:

[(1, 22778840), (2, 11389420), (4, 5694710), (5, 4555768), (7, 3254120), (8, 2847355), (10, 2277884), (14, 1627060), (20, 1138942), (28, 813530), (35, 650824), (40, 569471), (56, 406765), (70, 325412), (140, 162706), (280, 81353)]