209187760

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^2\times {\mathrm{4943}}^1$

素因数の和:5002

約数の個数: 60

約数和(自身を含む): 508529952

約数和(自身を除く): 299342192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 529, 920, 1058, 1840, 2116, 2645, 4232, 4943, 5290, 8464, 9886, 10580, 19772, 21160, 24715, 39544, 42320, 49430, 79088, 98860, 113689, 197720, 227378, 395440, 454756, 568445, 909512, 1136890, 1819024, 2273780, 2614847, 4547560, 5229694, 9095120, 10459388, 13074235, 20918776, 26148470, 41837552, 52296940, 104593880, 209187760]

約数ペア:

[(1, 209187760), (2, 104593880), (4, 52296940), (5, 41837552), (8, 26148470), (10, 20918776), (16, 13074235), (20, 10459388), (23, 9095120), (40, 5229694), (46, 4547560), (80, 2614847), (92, 2273780), (115, 1819024), (184, 1136890), (230, 909512), (368, 568445), (460, 454756), (529, 395440), (920, 227378), (1058, 197720), (1840, 113689), (2116, 98860), (2645, 79088), (4232, 49430), (4943, 42320), (5290, 39544), (8464, 24715), (9886, 21160), (10580, 19772)]