230616520

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{81203}}^1$

素因数の和:81285

約数の個数: 32

約数和(自身を含む): 526201920

約数和(自身を除く): 295585400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 81203, 162406, 324812, 406015, 649624, 812030, 1624060, 3248120, 5765413, 11530826, 23061652, 28827065, 46123304, 57654130, 115308260, 230616520]

約数ペア:

[(1, 230616520), (2, 115308260), (4, 57654130), (5, 46123304), (8, 28827065), (10, 23061652), (20, 11530826), (40, 5765413), (71, 3248120), (142, 1624060), (284, 812030), (355, 649624), (568, 406015), (710, 324812), (1420, 162406), (2840, 81203)]