1285295060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{223919}}^1$

素因数の和:223976

約数の個数: 48

約数和(自身を含む): 3159959040

約数和(自身を除く): 1874663980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 223919, 447838, 895676, 1119595, 1567433, 2239190, 3134866, 4478380, 6269732, 7837165, 9180679, 15674330, 18361358, 31348660, 36722716, 45903395, 64264753, 91806790, 128529506, 183613580, 257059012, 321323765, 642647530, 1285295060]

約数ペア:

[(1, 1285295060), (2, 642647530), (4, 321323765), (5, 257059012), (7, 183613580), (10, 128529506), (14, 91806790), (20, 64264753), (28, 45903395), (35, 36722716), (41, 31348660), (70, 18361358), (82, 15674330), (140, 9180679), (164, 7837165), (205, 6269732), (287, 4478380), (410, 3134866), (574, 2239190), (820, 1567433), (1148, 1119595), (1435, 895676), (2870, 447838), (5740, 223919)]