3644420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 8382528

約数和(自身を除く): 4738108

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 107, 130, 131, 214, 260, 262, 428, 524, 535, 655, 1070, 1310, 1391, 1703, 2140, 2620, 2782, 3406, 5564, 6812, 6955, 8515, 13910, 14017, 17030, 27820, 28034, 34060, 56068, 70085, 140170, 182221, 280340, 364442, 728884, 911105, 1822210, 3644420]

約数ペア:

[(1, 3644420), (2, 1822210), (4, 911105), (5, 728884), (10, 364442), (13, 280340), (20, 182221), (26, 140170), (52, 70085), (65, 56068), (107, 34060), (130, 28034), (131, 27820), (214, 17030), (260, 14017), (262, 13910), (428, 8515), (524, 6955), (535, 6812), (655, 5564), (1070, 3406), (1310, 2782), (1391, 2620), (1703, 2140)]