18406140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:227

約数の個数: 96

約数和(自身を含む): 53996544

約数和(自身を除く): 35590404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 61, 94, 107, 122, 141, 183, 188, 214, 235, 244, 282, 305, 321, 366, 428, 470, 535, 564, 610, 642, 705, 732, 915, 940, 1070, 1220, 1284, 1410, 1605, 1830, 2140, 2820, 2867, 3210, 3660, 5029, 5734, 6420, 6527, 8601, 10058, 11468, 13054, 14335, 15087, 17202, 19581, 20116, 25145, 26108, 28670, 30174, 32635, 34404, 39162, 43005, 50290, 57340, 60348, 65270, 75435, 78324, 86010, 97905, 100580, 130540, 150870, 172020, 195810, 301740, 306769, 391620, 613538, 920307, 1227076, 1533845, 1840614, 3067690, 3681228, 4601535, 6135380, 9203070, 18406140]

約数ペア:

[(1, 18406140), (2, 9203070), (3, 6135380), (4, 4601535), (5, 3681228), (6, 3067690), (10, 1840614), (12, 1533845), (15, 1227076), (20, 920307), (30, 613538), (47, 391620), (60, 306769), (61, 301740), (94, 195810), (107, 172020), (122, 150870), (141, 130540), (183, 100580), (188, 97905), (214, 86010), (235, 78324), (244, 75435), (282, 65270), (305, 60348), (321, 57340), (366, 50290), (428, 43005), (470, 39162), (535, 34404), (564, 32635), (610, 30174), (642, 28670), (705, 26108), (732, 25145), (915, 20116), (940, 19581), (1070, 17202), (1220, 15087), (1284, 14335), (1410, 13054), (1605, 11468), (1830, 10058), (2140, 8601), (2820, 6527), (2867, 6420), (3210, 5734), (3660, 5029)]