40019564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{2663}}^1$

素因数の和:2714

約数の個数: 36

約数和(自身を含む): 80149104

約数和(自身を除く): 40129540

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 289, 442, 578, 884, 1156, 2663, 3757, 5326, 7514, 10652, 15028, 34619, 45271, 69238, 90542, 138476, 181084, 588523, 769607, 1177046, 1539214, 2354092, 3078428, 10004891, 20009782, 40019564]

約数ペア:

[(1, 40019564), (2, 20009782), (4, 10004891), (13, 3078428), (17, 2354092), (26, 1539214), (34, 1177046), (52, 769607), (68, 588523), (221, 181084), (289, 138476), (442, 90542), (578, 69238), (884, 45271), (1156, 34619), (2663, 15028), (3757, 10652), (5326, 7514)]