17205920

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2029}}^1$

素因数の和:2097

約数の個数: 48

約数和(自身を含む): 41436360

約数和(自身を除く): 24230440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 212, 265, 424, 530, 848, 1060, 1696, 2029, 2120, 4058, 4240, 8116, 8480, 10145, 16232, 20290, 32464, 40580, 64928, 81160, 107537, 162320, 215074, 324640, 430148, 537685, 860296, 1075370, 1720592, 2150740, 3441184, 4301480, 8602960, 17205920]

約数ペア:

[(1, 17205920), (2, 8602960), (4, 4301480), (5, 3441184), (8, 2150740), (10, 1720592), (16, 1075370), (20, 860296), (32, 537685), (40, 430148), (53, 324640), (80, 215074), (106, 162320), (160, 107537), (212, 81160), (265, 64928), (424, 40580), (530, 32464), (848, 20290), (1060, 16232), (1696, 10145), (2029, 8480), (2120, 8116), (4058, 4240)]