389022010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{49057}}^1$

素因数の和:49138

約数の個数: 32

約数和(自身を含む): 766482192

約数和(自身を除く): 377460182

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 305, 610, 793, 1586, 3965, 7930, 49057, 98114, 245285, 490570, 637741, 1275482, 2992477, 3188705, 5984954, 6377410, 14962385, 29924770, 38902201, 77804402, 194511005, 389022010]

約数ペア:

[(1, 389022010), (2, 194511005), (5, 77804402), (10, 38902201), (13, 29924770), (26, 14962385), (61, 6377410), (65, 5984954), (122, 3188705), (130, 2992477), (305, 1275482), (610, 637741), (793, 490570), (1586, 245285), (3965, 98114), (7930, 49057)]