2756780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{461}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 6519744

約数和(自身を除く): 3762964

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 461, 598, 922, 1196, 1495, 1844, 2305, 2990, 4610, 5980, 5993, 9220, 10603, 11986, 21206, 23972, 29965, 42412, 53015, 59930, 106030, 119860, 137839, 212060, 275678, 551356, 689195, 1378390, 2756780]

約数ペア:

[(1, 2756780), (2, 1378390), (4, 689195), (5, 551356), (10, 275678), (13, 212060), (20, 137839), (23, 119860), (26, 106030), (46, 59930), (52, 53015), (65, 42412), (92, 29965), (115, 23972), (130, 21206), (230, 11986), (260, 10603), (299, 9220), (460, 5993), (461, 5980), (598, 4610), (922, 2990), (1196, 2305), (1495, 1844)]