8460840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{70507}}^1$

素因数の和:70521

約数の個数: 32

約数和(自身を含む): 25382880

約数和(自身を除く): 16922040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 70507, 141014, 211521, 282028, 352535, 423042, 564056, 705070, 846084, 1057605, 1410140, 1692168, 2115210, 2820280, 4230420, 8460840]

約数ペア:

[(1, 8460840), (2, 4230420), (3, 2820280), (4, 2115210), (5, 1692168), (6, 1410140), (8, 1057605), (10, 846084), (12, 705070), (15, 564056), (20, 423042), (24, 352535), (30, 282028), (40, 211521), (60, 141014), (120, 70507)]