40601480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1303}}^1$

素因数の和:1374

約数の個数: 64

約数和(自身を含む): 98582400

約数和(自身を除く): 57980920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 328, 380, 410, 760, 779, 820, 1303, 1558, 1640, 2606, 3116, 3895, 5212, 6232, 6515, 7790, 10424, 13030, 15580, 24757, 26060, 31160, 49514, 52120, 53423, 99028, 106846, 123785, 198056, 213692, 247570, 267115, 427384, 495140, 534230, 990280, 1015037, 1068460, 2030074, 2136920, 4060148, 5075185, 8120296, 10150370, 20300740, 40601480]

約数ペア:

[(1, 40601480), (2, 20300740), (4, 10150370), (5, 8120296), (8, 5075185), (10, 4060148), (19, 2136920), (20, 2030074), (38, 1068460), (40, 1015037), (41, 990280), (76, 534230), (82, 495140), (95, 427384), (152, 267115), (164, 247570), (190, 213692), (205, 198056), (328, 123785), (380, 106846), (410, 99028), (760, 53423), (779, 52120), (820, 49514), (1303, 31160), (1558, 26060), (1640, 24757), (2606, 15580), (3116, 13030), (3895, 10424), (5212, 7790), (6232, 6515)]