18077348980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6257}}^1\times {\mathrm{7603}}^1$

素因数の和:13888

約数の個数: 48

約数和(自身を含む): 39972098880

約数和(自身を除く): 21894749900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 6257, 7603, 12514, 15206, 25028, 30412, 31285, 38015, 62570, 76030, 118883, 125140, 144457, 152060, 237766, 288914, 475532, 577828, 594415, 722285, 1188830, 1444570, 2377660, 2889140, 47571971, 95143942, 190287884, 237859855, 475719710, 903867449, 951439420, 1807734898, 3615469796, 4519337245, 9038674490, 18077348980]

約数ペア:

[(1, 18077348980), (2, 9038674490), (4, 4519337245), (5, 3615469796), (10, 1807734898), (19, 951439420), (20, 903867449), (38, 475719710), (76, 237859855), (95, 190287884), (190, 95143942), (380, 47571971), (6257, 2889140), (7603, 2377660), (12514, 1444570), (15206, 1188830), (25028, 722285), (30412, 594415), (31285, 577828), (38015, 475532), (62570, 288914), (76030, 237766), (118883, 152060), (125140, 144457)]