950380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:130

約数の個数: 48

約数和(自身を含む): 2187360

約数和(自身を除く): 1236980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 61, 76, 82, 95, 122, 164, 190, 205, 244, 305, 380, 410, 610, 779, 820, 1159, 1220, 1558, 2318, 2501, 3116, 3895, 4636, 5002, 5795, 7790, 10004, 11590, 12505, 15580, 23180, 25010, 47519, 50020, 95038, 190076, 237595, 475190, 950380]

約数ペア:

[(1, 950380), (2, 475190), (4, 237595), (5, 190076), (10, 95038), (19, 50020), (20, 47519), (38, 25010), (41, 23180), (61, 15580), (76, 12505), (82, 11590), (95, 10004), (122, 7790), (164, 5795), (190, 5002), (205, 4636), (244, 3895), (305, 3116), (380, 2501), (410, 2318), (610, 1558), (779, 1220), (820, 1159)]