27571720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{281}}^1$

素因数の和:526

約数の個数: 64

約数和(自身を含む): 68221440

約数和(自身を除く): 40649720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 223, 281, 440, 446, 562, 892, 1115, 1124, 1405, 1784, 2230, 2248, 2453, 2810, 3091, 4460, 4906, 5620, 6182, 8920, 9812, 11240, 12265, 12364, 15455, 19624, 24530, 24728, 30910, 49060, 61820, 62663, 98120, 123640, 125326, 250652, 313315, 501304, 626630, 689293, 1253260, 1378586, 2506520, 2757172, 3446465, 5514344, 6892930, 13785860, 27571720]

約数ペア:

[(1, 27571720), (2, 13785860), (4, 6892930), (5, 5514344), (8, 3446465), (10, 2757172), (11, 2506520), (20, 1378586), (22, 1253260), (40, 689293), (44, 626630), (55, 501304), (88, 313315), (110, 250652), (220, 125326), (223, 123640), (281, 98120), (440, 62663), (446, 61820), (562, 49060), (892, 30910), (1115, 24728), (1124, 24530), (1405, 19624), (1784, 15455), (2230, 12364), (2248, 12265), (2453, 11240), (2810, 9812), (3091, 8920), (4460, 6182), (4906, 5620)]