40220392

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1277}}^1$

素因数の和:1441

約数の個数: 32

約数和(自身を含む): 78520320

約数和(自身を除く): 38299928

約数列:

[1, 2, 4, 8, 31, 62, 124, 127, 248, 254, 508, 1016, 1277, 2554, 3937, 5108, 7874, 10216, 15748, 31496, 39587, 79174, 158348, 162179, 316696, 324358, 648716, 1297432, 5027549, 10055098, 20110196, 40220392]

約数ペア:

[(1, 40220392), (2, 20110196), (4, 10055098), (8, 5027549), (31, 1297432), (62, 648716), (124, 324358), (127, 316696), (248, 162179), (254, 158348), (508, 79174), (1016, 39587), (1277, 31496), (2554, 15748), (3937, 10216), (5108, 7874)]