457299220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{171917}}^1$

素因数の和:171952

約数の個数: 48

約数和(自身を含む): 1155288960

約数和(自身を除く): 697989740

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 171917, 343834, 687668, 859585, 1203419, 1719170, 2406838, 3266423, 3438340, 4813676, 6017095, 6532846, 12034190, 13065692, 16332115, 22864961, 24068380, 32664230, 45729922, 65328460, 91459844, 114324805, 228649610, 457299220]

約数ペア:

[(1, 457299220), (2, 228649610), (4, 114324805), (5, 91459844), (7, 65328460), (10, 45729922), (14, 32664230), (19, 24068380), (20, 22864961), (28, 16332115), (35, 13065692), (38, 12034190), (70, 6532846), (76, 6017095), (95, 4813676), (133, 3438340), (140, 3266423), (190, 2406838), (266, 1719170), (380, 1203419), (532, 859585), (665, 687668), (1330, 343834), (2660, 171917)]