40781936

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2203}}^1$

素因数の和:2313

約数の個数: 40

約数和(自身を含む): 86088240

約数和(自身を除く): 45306304

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 89, 104, 178, 208, 356, 712, 1157, 1424, 2203, 2314, 4406, 4628, 8812, 9256, 17624, 18512, 28639, 35248, 57278, 114556, 196067, 229112, 392134, 458224, 784268, 1568536, 2548871, 3137072, 5097742, 10195484, 20390968, 40781936]

約数ペア:

[(1, 40781936), (2, 20390968), (4, 10195484), (8, 5097742), (13, 3137072), (16, 2548871), (26, 1568536), (52, 784268), (89, 458224), (104, 392134), (178, 229112), (208, 196067), (356, 114556), (712, 57278), (1157, 35248), (1424, 28639), (2203, 18512), (2314, 17624), (4406, 9256), (4628, 8812)]