202278920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{297469}}^1$

素因数の和:297497

約数の個数: 32

約数和(自身を含む): 481901400

約数和(自身を除く): 279622480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 297469, 594938, 1189876, 1487345, 2379752, 2974690, 5056973, 5949380, 10113946, 11898760, 20227892, 25284865, 40455784, 50569730, 101139460, 202278920]

約数ペア:

[(1, 202278920), (2, 101139460), (4, 50569730), (5, 40455784), (8, 25284865), (10, 20227892), (17, 11898760), (20, 10113946), (34, 5949380), (40, 5056973), (68, 2974690), (85, 2379752), (136, 1487345), (170, 1189876), (340, 594938), (680, 297469)]