42937780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{347}}^1$

素因数の和:648

約数の個数: 48

約数和(自身を含む): 94711680

約数和(自身を除く): 51773900

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 269, 347, 460, 538, 694, 1076, 1345, 1388, 1735, 2690, 3470, 5380, 6187, 6940, 7981, 12374, 15962, 24748, 30935, 31924, 39905, 61870, 79810, 93343, 123740, 159620, 186686, 373372, 466715, 933430, 1866860, 2146889, 4293778, 8587556, 10734445, 21468890, 42937780]

約数ペア:

[(1, 42937780), (2, 21468890), (4, 10734445), (5, 8587556), (10, 4293778), (20, 2146889), (23, 1866860), (46, 933430), (92, 466715), (115, 373372), (230, 186686), (269, 159620), (347, 123740), (460, 93343), (538, 79810), (694, 61870), (1076, 39905), (1345, 31924), (1388, 30935), (1735, 24748), (2690, 15962), (3470, 12374), (5380, 7981), (6187, 6940)]