204607540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{4157}}^1$

素因数の和:4296

約数の個数: 48

約数和(自身を含む): 452656512

約数和(自身を除く): 248048972

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 107, 115, 214, 230, 428, 460, 535, 1070, 2140, 2461, 4157, 4922, 8314, 9844, 12305, 16628, 20785, 24610, 41570, 49220, 83140, 95611, 191222, 382444, 444799, 478055, 889598, 956110, 1779196, 1912220, 2223995, 4447990, 8895980, 10230377, 20460754, 40921508, 51151885, 102303770, 204607540]

約数ペア:

[(1, 204607540), (2, 102303770), (4, 51151885), (5, 40921508), (10, 20460754), (20, 10230377), (23, 8895980), (46, 4447990), (92, 2223995), (107, 1912220), (115, 1779196), (214, 956110), (230, 889598), (428, 478055), (460, 444799), (535, 382444), (1070, 191222), (2140, 95611), (2461, 83140), (4157, 49220), (4922, 41570), (8314, 24610), (9844, 20785), (12305, 16628)]