298840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:283

約数の個数: 32

約数和(自身を含む): 696960

約数和(自身を除く): 398120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 241, 248, 310, 482, 620, 964, 1205, 1240, 1928, 2410, 4820, 7471, 9640, 14942, 29884, 37355, 59768, 74710, 149420, 298840]

約数ペア:

[(1, 298840), (2, 149420), (4, 74710), (5, 59768), (8, 37355), (10, 29884), (20, 14942), (31, 9640), (40, 7471), (62, 4820), (124, 2410), (155, 1928), (241, 1240), (248, 1205), (310, 964), (482, 620)]