11926420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2357}}^1$

素因数の和:2400

約数の個数: 48

約数和(自身を含む): 28522368

約数和(自身を除く): 16595948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2357, 2530, 4714, 5060, 9428, 11785, 23570, 25927, 47140, 51854, 54211, 103708, 108422, 129635, 216844, 259270, 271055, 518540, 542110, 596321, 1084220, 1192642, 2385284, 2981605, 5963210, 11926420]

約数ペア:

[(1, 11926420), (2, 5963210), (4, 2981605), (5, 2385284), (10, 1192642), (11, 1084220), (20, 596321), (22, 542110), (23, 518540), (44, 271055), (46, 259270), (55, 216844), (92, 129635), (110, 108422), (115, 103708), (220, 54211), (230, 51854), (253, 47140), (460, 25927), (506, 23570), (1012, 11785), (1265, 9428), (2357, 5060), (2530, 4714)]