17783870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{619}}^1$

素因数の和:669

約数の個数: 48

約数和(自身を含む): 36761040

約数和(自身を除く): 18977170

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 169, 170, 221, 338, 442, 619, 845, 1105, 1238, 1690, 2210, 2873, 3095, 5746, 6190, 8047, 10523, 14365, 16094, 21046, 28730, 40235, 52615, 80470, 104611, 105230, 136799, 209222, 273598, 523055, 683995, 1046110, 1367990, 1778387, 3556774, 8891935, 17783870]

約数ペア:

[(1, 17783870), (2, 8891935), (5, 3556774), (10, 1778387), (13, 1367990), (17, 1046110), (26, 683995), (34, 523055), (65, 273598), (85, 209222), (130, 136799), (169, 105230), (170, 104611), (221, 80470), (338, 52615), (442, 40235), (619, 28730), (845, 21046), (1105, 16094), (1238, 14365), (1690, 10523), (2210, 8047), (2873, 6190), (3095, 5746)]