40341760

素因数分解:

$2^8\times 5^1\times {\mathrm{31517}}^1$

素因数の和:31538

約数の個数: 36

約数和(自身を含む): 96634188

約数和(自身を除く): 56292428

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 31517, 63034, 126068, 157585, 252136, 315170, 504272, 630340, 1008544, 1260680, 2017088, 2521360, 4034176, 5042720, 8068352, 10085440, 20170880, 40341760]

約数ペア:

[(1, 40341760), (2, 20170880), (4, 10085440), (5, 8068352), (8, 5042720), (10, 4034176), (16, 2521360), (20, 2017088), (32, 1260680), (40, 1008544), (64, 630340), (80, 504272), (128, 315170), (160, 252136), (256, 157585), (320, 126068), (640, 63034), (1280, 31517)]