812940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{797}}^1$

素因数の和:826

約数の個数: 48

約数和(自身を含む): 2413152

約数和(自身を除く): 1600212

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, 797, 1020, 1594, 2391, 3188, 3985, 4782, 7970, 9564, 11955, 13549, 15940, 23910, 27098, 40647, 47820, 54196, 67745, 81294, 135490, 162588, 203235, 270980, 406470, 812940]

約数ペア:

[(1, 812940), (2, 406470), (3, 270980), (4, 203235), (5, 162588), (6, 135490), (10, 81294), (12, 67745), (15, 54196), (17, 47820), (20, 40647), (30, 27098), (34, 23910), (51, 15940), (60, 13549), (68, 11955), (85, 9564), (102, 7970), (170, 4782), (204, 3985), (255, 3188), (340, 2391), (510, 1594), (797, 1020)]