15397060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1549}}^1$

素因数の和:1636

約数の個数: 48

約数和(自身を含む): 37497600

約数和(自身を除く): 22100540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1549, 1988, 2485, 3098, 4970, 6196, 7745, 9940, 10843, 15490, 21686, 30980, 43372, 54215, 108430, 109979, 216860, 219958, 439916, 549895, 769853, 1099790, 1539706, 2199580, 3079412, 3849265, 7698530, 15397060]

約数ペア:

[(1, 15397060), (2, 7698530), (4, 3849265), (5, 3079412), (7, 2199580), (10, 1539706), (14, 1099790), (20, 769853), (28, 549895), (35, 439916), (70, 219958), (71, 216860), (140, 109979), (142, 108430), (284, 54215), (355, 43372), (497, 30980), (710, 21686), (994, 15490), (1420, 10843), (1549, 9940), (1988, 7745), (2485, 6196), (3098, 4970)]