4879960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6421}}^1$

素因数の和:6451

約数の個数: 32

約数和(自身を含む): 11559600

約数和(自身を除く): 6679640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 6421, 12842, 25684, 32105, 51368, 64210, 121999, 128420, 243998, 256840, 487996, 609995, 975992, 1219990, 2439980, 4879960]

約数ペア:

[(1, 4879960), (2, 2439980), (4, 1219990), (5, 975992), (8, 609995), (10, 487996), (19, 256840), (20, 243998), (38, 128420), (40, 121999), (76, 64210), (95, 51368), (152, 32105), (190, 25684), (380, 12842), (760, 6421)]