42196270

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1723}}^1$

素因数の和:1840

約数の個数: 32

約数和(自身を含む): 79441920

約数和(自身を除く): 37245650

約数列:

[1, 2, 5, 10, 31, 62, 79, 155, 158, 310, 395, 790, 1723, 2449, 3446, 4898, 8615, 12245, 17230, 24490, 53413, 106826, 136117, 267065, 272234, 534130, 680585, 1361170, 4219627, 8439254, 21098135, 42196270]

約数ペア:

[(1, 42196270), (2, 21098135), (5, 8439254), (10, 4219627), (31, 1361170), (62, 680585), (79, 534130), (155, 272234), (158, 267065), (310, 136117), (395, 106826), (790, 53413), (1723, 24490), (2449, 17230), (3446, 12245), (4898, 8615)]