40392008

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{601}}^1$

素因数の和:909

約数の個数: 32

約数和(自身を含む): 78597120

約数和(自身を除く): 38205112

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 271, 542, 601, 1084, 1202, 2168, 2404, 4808, 8401, 16802, 18631, 33604, 37262, 67208, 74524, 149048, 162871, 325742, 651484, 1302968, 5049001, 10098002, 20196004, 40392008]

約数ペア:

[(1, 40392008), (2, 20196004), (4, 10098002), (8, 5049001), (31, 1302968), (62, 651484), (124, 325742), (248, 162871), (271, 149048), (542, 74524), (601, 67208), (1084, 37262), (1202, 33604), (2168, 18631), (2404, 16802), (4808, 8401)]