201209360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{228647}}^1$

素因数の和:228671

約数の個数: 40

約数和(自身を含む): 510342336

約数和(自身を除く): 309132976

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 228647, 457294, 914588, 1143235, 1829176, 2286470, 2515117, 3658352, 4572940, 5030234, 9145880, 10060468, 12575585, 18291760, 20120936, 25151170, 40241872, 50302340, 100604680, 201209360]

約数ペア:

[(1, 201209360), (2, 100604680), (4, 50302340), (5, 40241872), (8, 25151170), (10, 20120936), (11, 18291760), (16, 12575585), (20, 10060468), (22, 9145880), (40, 5030234), (44, 4572940), (55, 3658352), (80, 2515117), (88, 2286470), (110, 1829176), (176, 1143235), (220, 914588), (440, 457294), (880, 228647)]