31027980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{12613}}^1$

素因数の和:12666

約数の個数: 48

約数和(自身を含む): 89004384

約数和(自身を除く): 57976404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 12613, 25226, 37839, 50452, 63065, 75678, 126130, 151356, 189195, 252260, 378390, 517133, 756780, 1034266, 1551399, 2068532, 2585665, 3102798, 5171330, 6205596, 7756995, 10342660, 15513990, 31027980]

約数ペア:

[(1, 31027980), (2, 15513990), (3, 10342660), (4, 7756995), (5, 6205596), (6, 5171330), (10, 3102798), (12, 2585665), (15, 2068532), (20, 1551399), (30, 1034266), (41, 756780), (60, 517133), (82, 378390), (123, 252260), (164, 189195), (205, 151356), (246, 126130), (410, 75678), (492, 63065), (615, 50452), (820, 37839), (1230, 25226), (2460, 12613)]