2771960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{131}}^1$

素因数の和:188

約数の個数: 48

約数和(自身を含む): 6569640

約数和(自身を除く): 3797680

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 131, 184, 230, 262, 460, 524, 529, 655, 920, 1048, 1058, 1310, 2116, 2620, 2645, 3013, 4232, 5240, 5290, 6026, 10580, 12052, 15065, 21160, 24104, 30130, 60260, 69299, 120520, 138598, 277196, 346495, 554392, 692990, 1385980, 2771960]

約数ペア:

[(1, 2771960), (2, 1385980), (4, 692990), (5, 554392), (8, 346495), (10, 277196), (20, 138598), (23, 120520), (40, 69299), (46, 60260), (92, 30130), (115, 24104), (131, 21160), (184, 15065), (230, 12052), (262, 10580), (460, 6026), (524, 5290), (529, 5240), (655, 4232), (920, 3013), (1048, 2645), (1058, 2620), (1310, 2116)]