40912280

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{3889}}^1$

素因数の和:4163

約数の個数: 32

約数和(自身を含む): 92426400

約数和(自身を除く): 51514120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 3889, 5260, 7778, 10520, 15556, 19445, 31112, 38890, 77780, 155560, 1022807, 2045614, 4091228, 5114035, 8182456, 10228070, 20456140, 40912280]

約数ペア:

[(1, 40912280), (2, 20456140), (4, 10228070), (5, 8182456), (8, 5114035), (10, 4091228), (20, 2045614), (40, 1022807), (263, 155560), (526, 77780), (1052, 38890), (1315, 31112), (2104, 19445), (2630, 15556), (3889, 10520), (5260, 7778)]