219924770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{179}}^1\times {\mathrm{727}}^1$

素因数の和:939

約数の個数: 48

約数和(自身を含む): 431645760

約数和(自身を除く): 211720990

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 179, 338, 358, 727, 845, 895, 1454, 1690, 1790, 2327, 3635, 4654, 7270, 9451, 11635, 18902, 23270, 30251, 47255, 60502, 94510, 122863, 130133, 151255, 245726, 260266, 302510, 614315, 650665, 1228630, 1301330, 1691729, 3383458, 8458645, 16917290, 21992477, 43984954, 109962385, 219924770]

約数ペア:

[(1, 219924770), (2, 109962385), (5, 43984954), (10, 21992477), (13, 16917290), (26, 8458645), (65, 3383458), (130, 1691729), (169, 1301330), (179, 1228630), (338, 650665), (358, 614315), (727, 302510), (845, 260266), (895, 245726), (1454, 151255), (1690, 130133), (1790, 122863), (2327, 94510), (3635, 60502), (4654, 47255), (7270, 30251), (9451, 23270), (11635, 18902)]