8293220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{191}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 18966528

約数和(自身を除く): 10673308

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 167, 191, 260, 334, 382, 668, 764, 835, 955, 1670, 1910, 2171, 2483, 3340, 3820, 4342, 4966, 8684, 9932, 10855, 12415, 21710, 24830, 31897, 43420, 49660, 63794, 127588, 159485, 318970, 414661, 637940, 829322, 1658644, 2073305, 4146610, 8293220]

約数ペア:

[(1, 8293220), (2, 4146610), (4, 2073305), (5, 1658644), (10, 829322), (13, 637940), (20, 414661), (26, 318970), (52, 159485), (65, 127588), (130, 63794), (167, 49660), (191, 43420), (260, 31897), (334, 24830), (382, 21710), (668, 12415), (764, 10855), (835, 9932), (955, 8684), (1670, 4966), (1910, 4342), (2171, 3820), (2483, 3340)]