40195820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{16889}}^1$

素因数の和:16922

約数の個数: 48

約数和(自身を含む): 102150720

約数和(自身を除く): 61954900

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 16889, 33778, 67556, 84445, 118223, 168890, 236446, 287113, 337780, 472892, 574226, 591115, 1148452, 1182230, 1435565, 2009791, 2364460, 2871130, 4019582, 5742260, 8039164, 10048955, 20097910, 40195820]

約数ペア:

[(1, 40195820), (2, 20097910), (4, 10048955), (5, 8039164), (7, 5742260), (10, 4019582), (14, 2871130), (17, 2364460), (20, 2009791), (28, 1435565), (34, 1182230), (35, 1148452), (68, 591115), (70, 574226), (85, 472892), (119, 337780), (140, 287113), (170, 236446), (238, 168890), (340, 118223), (476, 84445), (595, 67556), (1190, 33778), (2380, 16889)]