138787220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{48527}}^1$

素因数の和:48560

約数の個数: 48

約数和(自身を含む): 342413568

約数和(自身を除く): 203626348

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 48527, 97054, 194108, 242635, 485270, 533797, 630851, 970540, 1067594, 1261702, 2135188, 2523404, 2668985, 3154255, 5337970, 6308510, 6939361, 10675940, 12617020, 13878722, 27757444, 34696805, 69393610, 138787220]

約数ペア:

[(1, 138787220), (2, 69393610), (4, 34696805), (5, 27757444), (10, 13878722), (11, 12617020), (13, 10675940), (20, 6939361), (22, 6308510), (26, 5337970), (44, 3154255), (52, 2668985), (55, 2523404), (65, 2135188), (110, 1261702), (130, 1067594), (143, 970540), (220, 630851), (260, 533797), (286, 485270), (572, 242635), (715, 194108), (1430, 97054), (2860, 48527)]