8244420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{439}}^1$

素因数の和:764

約数の個数: 48

約数和(自身を含む): 23210880

約数和(自身を除く): 14966460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 313, 439, 626, 878, 939, 1252, 1317, 1565, 1756, 1878, 2195, 2634, 3130, 3756, 4390, 4695, 5268, 6260, 6585, 8780, 9390, 13170, 18780, 26340, 137407, 274814, 412221, 549628, 687035, 824442, 1374070, 1648884, 2061105, 2748140, 4122210, 8244420]

約数ペア:

[(1, 8244420), (2, 4122210), (3, 2748140), (4, 2061105), (5, 1648884), (6, 1374070), (10, 824442), (12, 687035), (15, 549628), (20, 412221), (30, 274814), (60, 137407), (313, 26340), (439, 18780), (626, 13170), (878, 9390), (939, 8780), (1252, 6585), (1317, 6260), (1565, 5268), (1756, 4695), (1878, 4390), (2195, 3756), (2634, 3130)]