7919970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:235

約数の個数: 64

約数和(自身を含む): 20030976

約数和(自身を除く): 12111006

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 47, 82, 94, 123, 137, 141, 205, 235, 246, 274, 282, 410, 411, 470, 615, 685, 705, 822, 1230, 1370, 1410, 1927, 2055, 3854, 4110, 5617, 5781, 6439, 9635, 11234, 11562, 12878, 16851, 19270, 19317, 28085, 28905, 32195, 33702, 38634, 56170, 57810, 64390, 84255, 96585, 168510, 193170, 263999, 527998, 791997, 1319995, 1583994, 2639990, 3959985, 7919970]

約数ペア:

[(1, 7919970), (2, 3959985), (3, 2639990), (5, 1583994), (6, 1319995), (10, 791997), (15, 527998), (30, 263999), (41, 193170), (47, 168510), (82, 96585), (94, 84255), (123, 64390), (137, 57810), (141, 56170), (205, 38634), (235, 33702), (246, 32195), (274, 28905), (282, 28085), (410, 19317), (411, 19270), (470, 16851), (615, 12878), (685, 11562), (705, 11234), (822, 9635), (1230, 6439), (1370, 5781), (1410, 5617), (1927, 4110), (2055, 3854)]