8460520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6823}}^1$

素因数の和:6865

約数の個数: 32

約数和(自身を含む): 19653120

約数和(自身を除く): 11192600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 6823, 13646, 27292, 34115, 54584, 68230, 136460, 211513, 272920, 423026, 846052, 1057565, 1692104, 2115130, 4230260, 8460520]

約数ペア:

[(1, 8460520), (2, 4230260), (4, 2115130), (5, 1692104), (8, 1057565), (10, 846052), (20, 423026), (31, 272920), (40, 211513), (62, 136460), (124, 68230), (155, 54584), (248, 34115), (310, 27292), (620, 13646), (1240, 6823)]