22621820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{521}}^1$

素因数の和:710

約数の個数: 48

約数和(自身を含む): 51565248

約数和(自身を除く): 28943428

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 167, 260, 334, 521, 668, 835, 1042, 1670, 2084, 2171, 2605, 3340, 4342, 5210, 6773, 8684, 10420, 10855, 13546, 21710, 27092, 33865, 43420, 67730, 87007, 135460, 174014, 348028, 435035, 870070, 1131091, 1740140, 2262182, 4524364, 5655455, 11310910, 22621820]

約数ペア:

[(1, 22621820), (2, 11310910), (4, 5655455), (5, 4524364), (10, 2262182), (13, 1740140), (20, 1131091), (26, 870070), (52, 435035), (65, 348028), (130, 174014), (167, 135460), (260, 87007), (334, 67730), (521, 43420), (668, 33865), (835, 27092), (1042, 21710), (1670, 13546), (2084, 10855), (2171, 10420), (2605, 8684), (3340, 6773), (4342, 5210)]