40412528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2003}}^1$

素因数の和:2121

約数の個数: 40

約数和(自身を含む): 85234128

約数和(自身を除く): 44821600

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 97, 104, 194, 208, 388, 776, 1261, 1552, 2003, 2522, 4006, 5044, 8012, 10088, 16024, 20176, 26039, 32048, 52078, 104156, 194291, 208312, 388582, 416624, 777164, 1554328, 2525783, 3108656, 5051566, 10103132, 20206264, 40412528]

約数ペア:

[(1, 40412528), (2, 20206264), (4, 10103132), (8, 5051566), (13, 3108656), (16, 2525783), (26, 1554328), (52, 777164), (97, 416624), (104, 388582), (194, 208312), (208, 194291), (388, 104156), (776, 52078), (1261, 32048), (1552, 26039), (2003, 20176), (2522, 16024), (4006, 10088), (5044, 8012)]