770290420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1\times {\mathrm{1823}}^1$

素因数の和:2440

約数の個数: 48

約数和(自身を含む): 1665151488

約数和(自身を除く): 894861068

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 571, 740, 1142, 1823, 2284, 2855, 3646, 5710, 7292, 9115, 11420, 18230, 21127, 36460, 42254, 67451, 84508, 105635, 134902, 211270, 269804, 337255, 422540, 674510, 1040933, 1349020, 2081866, 4163732, 5204665, 10409330, 20818660, 38514521, 77029042, 154058084, 192572605, 385145210, 770290420]

約数ペア:

[(1, 770290420), (2, 385145210), (4, 192572605), (5, 154058084), (10, 77029042), (20, 38514521), (37, 20818660), (74, 10409330), (148, 5204665), (185, 4163732), (370, 2081866), (571, 1349020), (740, 1040933), (1142, 674510), (1823, 422540), (2284, 337255), (2855, 269804), (3646, 211270), (5710, 134902), (7292, 105635), (9115, 84508), (11420, 67451), (18230, 42254), (21127, 36460)]