2270440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1831}}^1$

素因数の和:1873

約数の個数: 32

約数和(自身を含む): 5276160

約数和(自身を除く): 3005720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1831, 3662, 7324, 9155, 14648, 18310, 36620, 56761, 73240, 113522, 227044, 283805, 454088, 567610, 1135220, 2270440]

約数ペア:

[(1, 2270440), (2, 1135220), (4, 567610), (5, 454088), (8, 283805), (10, 227044), (20, 113522), (31, 73240), (40, 56761), (62, 36620), (124, 18310), (155, 14648), (248, 9155), (310, 7324), (620, 3662), (1240, 1831)]