220117020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{215801}}^1$

素因数の和:215830

約数の個数: 48

約数和(自身を含む): 652585248

約数和(自身を除く): 432468228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 215801, 431602, 647403, 863204, 1079005, 1294806, 2158010, 2589612, 3237015, 3668617, 4316020, 6474030, 7337234, 11005851, 12948060, 14674468, 18343085, 22011702, 36686170, 44023404, 55029255, 73372340, 110058510, 220117020]

約数ペア:

[(1, 220117020), (2, 110058510), (3, 73372340), (4, 55029255), (5, 44023404), (6, 36686170), (10, 22011702), (12, 18343085), (15, 14674468), (17, 12948060), (20, 11005851), (30, 7337234), (34, 6474030), (51, 4316020), (60, 3668617), (68, 3237015), (85, 2589612), (102, 2158010), (170, 1294806), (204, 1079005), (255, 863204), (340, 647403), (510, 431602), (1020, 215801)]