3781282180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{809}}^1\times {\mathrm{17977}}^1$

素因数の和:18808

約数の個数: 48

約数和(自身を含む): 8562561840

約数和(自身を除く): 4781279660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 809, 1618, 3236, 4045, 8090, 10517, 16180, 17977, 21034, 35954, 42068, 52585, 71908, 89885, 105170, 179770, 210340, 233701, 359540, 467402, 934804, 1168505, 2337010, 4674020, 14543393, 29086786, 58173572, 72716965, 145433930, 189064109, 290867860, 378128218, 756256436, 945320545, 1890641090, 3781282180]

約数ペア:

[(1, 3781282180), (2, 1890641090), (4, 945320545), (5, 756256436), (10, 378128218), (13, 290867860), (20, 189064109), (26, 145433930), (52, 72716965), (65, 58173572), (130, 29086786), (260, 14543393), (809, 4674020), (1618, 2337010), (3236, 1168505), (4045, 934804), (8090, 467402), (10517, 359540), (16180, 233701), (17977, 210340), (21034, 179770), (35954, 105170), (42068, 89885), (52585, 71908)]