9385720

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 22226400

約数和(自身を除く): 12840680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 59, 82, 97, 118, 164, 194, 205, 236, 295, 328, 388, 410, 472, 485, 590, 776, 820, 970, 1180, 1640, 1940, 2360, 2419, 3880, 3977, 4838, 5723, 7954, 9676, 11446, 12095, 15908, 19352, 19885, 22892, 24190, 28615, 31816, 39770, 45784, 48380, 57230, 79540, 96760, 114460, 159080, 228920, 234643, 469286, 938572, 1173215, 1877144, 2346430, 4692860, 9385720]

約数ペア:

[(1, 9385720), (2, 4692860), (4, 2346430), (5, 1877144), (8, 1173215), (10, 938572), (20, 469286), (40, 234643), (41, 228920), (59, 159080), (82, 114460), (97, 96760), (118, 79540), (164, 57230), (194, 48380), (205, 45784), (236, 39770), (295, 31816), (328, 28615), (388, 24190), (410, 22892), (472, 19885), (485, 19352), (590, 15908), (776, 12095), (820, 11446), (970, 9676), (1180, 7954), (1640, 5723), (1940, 4838), (2360, 3977), (2419, 3880)]