40399888

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{8737}}^1$

素因数の和:8779

約数の個数: 30

約数和(自身を含む): 83159546

約数和(自身を除く): 42759658

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 289, 578, 1156, 2312, 4624, 8737, 17474, 34948, 69896, 139792, 148529, 297058, 594116, 1188232, 2376464, 2524993, 5049986, 10099972, 20199944, 40399888]

約数ペア:

[(1, 40399888), (2, 20199944), (4, 10099972), (8, 5049986), (16, 2524993), (17, 2376464), (34, 1188232), (68, 594116), (136, 297058), (272, 148529), (289, 139792), (578, 69896), (1156, 34948), (2312, 17474), (4624, 8737)]