236427320

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{144163}}^1$

素因数の和:144215

約数の個数: 32

約数和(自身を含む): 544939920

約数和(自身を除く): 308512600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 144163, 288326, 576652, 720815, 1153304, 1441630, 2883260, 5766520, 5910683, 11821366, 23642732, 29553415, 47285464, 59106830, 118213660, 236427320]

約数ペア:

[(1, 236427320), (2, 118213660), (4, 59106830), (5, 47285464), (8, 29553415), (10, 23642732), (20, 11821366), (40, 5910683), (41, 5766520), (82, 2883260), (164, 1441630), (205, 1153304), (328, 720815), (410, 576652), (820, 288326), (1640, 144163)]