8013320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{28619}}^1$

素因数の和:28637

約数の個数: 32

約数和(自身を含む): 20606400

約数和(自身を除く): 12593080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 28619, 57238, 114476, 143095, 200333, 228952, 286190, 400666, 572380, 801332, 1001665, 1144760, 1602664, 2003330, 4006660, 8013320]

約数ペア:

[(1, 8013320), (2, 4006660), (4, 2003330), (5, 1602664), (7, 1144760), (8, 1001665), (10, 801332), (14, 572380), (20, 400666), (28, 286190), (35, 228952), (40, 200333), (56, 143095), (70, 114476), (140, 57238), (280, 28619)]