28138410

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{10781}}^1$

素因数の和:10823

約数の個数: 48

約数和(自身を含む): 75689640

約数和(自身を除く): 47551230

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 10781, 21562, 32343, 53905, 64686, 97029, 107810, 161715, 194058, 312649, 323430, 485145, 625298, 937947, 970290, 1563245, 1875894, 2813841, 3126490, 4689735, 5627682, 9379470, 14069205, 28138410]

約数ペア:

[(1, 28138410), (2, 14069205), (3, 9379470), (5, 5627682), (6, 4689735), (9, 3126490), (10, 2813841), (15, 1875894), (18, 1563245), (29, 970290), (30, 937947), (45, 625298), (58, 485145), (87, 323430), (90, 312649), (145, 194058), (174, 161715), (261, 107810), (290, 97029), (435, 64686), (522, 53905), (870, 32343), (1305, 21562), (2610, 10781)]