19621300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:505

約数の個数: 72

約数和(自身を含む): 46872000

約数和(自身を除く): 27250700

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 25, 38, 46, 50, 76, 92, 95, 100, 115, 190, 230, 380, 437, 449, 460, 475, 575, 874, 898, 950, 1150, 1748, 1796, 1900, 2185, 2245, 2300, 4370, 4490, 8531, 8740, 8980, 10327, 10925, 11225, 17062, 20654, 21850, 22450, 34124, 41308, 42655, 43700, 44900, 51635, 85310, 103270, 170620, 196213, 206540, 213275, 258175, 392426, 426550, 516350, 784852, 853100, 981065, 1032700, 1962130, 3924260, 4905325, 9810650, 19621300]

約数ペア:

[(1, 19621300), (2, 9810650), (4, 4905325), (5, 3924260), (10, 1962130), (19, 1032700), (20, 981065), (23, 853100), (25, 784852), (38, 516350), (46, 426550), (50, 392426), (76, 258175), (92, 213275), (95, 206540), (100, 196213), (115, 170620), (190, 103270), (230, 85310), (380, 51635), (437, 44900), (449, 43700), (460, 42655), (475, 41308), (575, 34124), (874, 22450), (898, 21850), (950, 20654), (1150, 17062), (1748, 11225), (1796, 10925), (1900, 10327), (2185, 8980), (2245, 8740), (2300, 8531), (4370, 4490)]