28494780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{4357}}^1$

素因数の和:4478

約数の個数: 48

約数和(自身を含む): 80535840

約数和(自身を除く): 52041060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 327, 436, 545, 654, 1090, 1308, 1635, 2180, 3270, 4357, 6540, 8714, 13071, 17428, 21785, 26142, 43570, 52284, 65355, 87140, 130710, 261420, 474913, 949826, 1424739, 1899652, 2374565, 2849478, 4749130, 5698956, 7123695, 9498260, 14247390, 28494780]

約数ペア:

[(1, 28494780), (2, 14247390), (3, 9498260), (4, 7123695), (5, 5698956), (6, 4749130), (10, 2849478), (12, 2374565), (15, 1899652), (20, 1424739), (30, 949826), (60, 474913), (109, 261420), (218, 130710), (327, 87140), (436, 65355), (545, 52284), (654, 43570), (1090, 26142), (1308, 21785), (1635, 17428), (2180, 13071), (3270, 8714), (4357, 6540)]