190024700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{971}}^1$

素因数の和:1107

約数の個数: 72

約数和(自身を含む): 438721920

約数和(自身を除く): 248697220

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 103, 190, 206, 380, 412, 475, 515, 950, 971, 1030, 1900, 1942, 1957, 2060, 2575, 3884, 3914, 4855, 5150, 7828, 9710, 9785, 10300, 18449, 19420, 19570, 24275, 36898, 39140, 48550, 48925, 73796, 92245, 97100, 97850, 100013, 184490, 195700, 200026, 368980, 400052, 461225, 500065, 922450, 1000130, 1844900, 1900247, 2000260, 2500325, 3800494, 5000650, 7600988, 9501235, 10001300, 19002470, 38004940, 47506175, 95012350, 190024700]

約数ペア:

[(1, 190024700), (2, 95012350), (4, 47506175), (5, 38004940), (10, 19002470), (19, 10001300), (20, 9501235), (25, 7600988), (38, 5000650), (50, 3800494), (76, 2500325), (95, 2000260), (100, 1900247), (103, 1844900), (190, 1000130), (206, 922450), (380, 500065), (412, 461225), (475, 400052), (515, 368980), (950, 200026), (971, 195700), (1030, 184490), (1900, 100013), (1942, 97850), (1957, 97100), (2060, 92245), (2575, 73796), (3884, 48925), (3914, 48550), (4855, 39140), (5150, 36898), (7828, 24275), (9710, 19570), (9785, 19420), (10300, 18449)]