28790560

素因数分解:

$2^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1747}}^1$

素因数の和:1865

約数の個数: 48

約数和(自身を含む): 68717376

約数和(自身を除く): 39926816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 103, 160, 206, 412, 515, 824, 1030, 1648, 1747, 2060, 3296, 3494, 4120, 6988, 8240, 8735, 13976, 16480, 17470, 27952, 34940, 55904, 69880, 139760, 179941, 279520, 359882, 719764, 899705, 1439528, 1799410, 2879056, 3598820, 5758112, 7197640, 14395280, 28790560]

約数ペア:

[(1, 28790560), (2, 14395280), (4, 7197640), (5, 5758112), (8, 3598820), (10, 2879056), (16, 1799410), (20, 1439528), (32, 899705), (40, 719764), (80, 359882), (103, 279520), (160, 179941), (206, 139760), (412, 69880), (515, 55904), (824, 34940), (1030, 27952), (1648, 17470), (1747, 16480), (2060, 13976), (3296, 8735), (3494, 8240), (4120, 6988)]