1235890280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{36307}}^1$

素因数の和:36378

約数の個数: 64

約数和(自身を含む): 2980160640

約数和(自身を除く): 1744270360

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 46, 74, 92, 115, 148, 184, 185, 230, 296, 370, 460, 740, 851, 920, 1480, 1702, 3404, 4255, 6808, 8510, 17020, 34040, 36307, 72614, 145228, 181535, 290456, 363070, 726140, 835061, 1343359, 1452280, 1670122, 2686718, 3340244, 4175305, 5373436, 6680488, 6716795, 8350610, 10746872, 13433590, 16701220, 26867180, 30897257, 33402440, 53734360, 61794514, 123589028, 154486285, 247178056, 308972570, 617945140, 1235890280]

約数ペア:

[(1, 1235890280), (2, 617945140), (4, 308972570), (5, 247178056), (8, 154486285), (10, 123589028), (20, 61794514), (23, 53734360), (37, 33402440), (40, 30897257), (46, 26867180), (74, 16701220), (92, 13433590), (115, 10746872), (148, 8350610), (184, 6716795), (185, 6680488), (230, 5373436), (296, 4175305), (370, 3340244), (460, 2686718), (740, 1670122), (851, 1452280), (920, 1343359), (1480, 835061), (1702, 726140), (3404, 363070), (4255, 290456), (6808, 181535), (8510, 145228), (17020, 72614), (34040, 36307)]