2130780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2089}}^1$

素因数の和:2118

約数の個数: 48

約数和(自身を含む): 6320160

約数和(自身を除く): 4189380

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, 2089, 4178, 6267, 8356, 10445, 12534, 20890, 25068, 31335, 35513, 41780, 62670, 71026, 106539, 125340, 142052, 177565, 213078, 355130, 426156, 532695, 710260, 1065390, 2130780]

約数ペア:

[(1, 2130780), (2, 1065390), (3, 710260), (4, 532695), (5, 426156), (6, 355130), (10, 213078), (12, 177565), (15, 142052), (17, 125340), (20, 106539), (30, 71026), (34, 62670), (51, 41780), (60, 35513), (68, 31335), (85, 25068), (102, 20890), (170, 12534), (204, 10445), (255, 8356), (340, 6267), (510, 4178), (1020, 2089)]