2912804860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1289}}^1\times {\mathrm{16141}}^1$

素因数の和:17446

約数の個数: 48

約数和(自身を含む): 6996588480

約数和(自身を除く): 4083783620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1289, 2578, 5156, 6445, 9023, 12890, 16141, 18046, 25780, 32282, 36092, 45115, 64564, 80705, 90230, 112987, 161410, 180460, 225974, 322820, 451948, 564935, 1129870, 2259740, 20805749, 41611498, 83222996, 104028745, 145640243, 208057490, 291280486, 416114980, 582560972, 728201215, 1456402430, 2912804860]

約数ペア:

[(1, 2912804860), (2, 1456402430), (4, 728201215), (5, 582560972), (7, 416114980), (10, 291280486), (14, 208057490), (20, 145640243), (28, 104028745), (35, 83222996), (70, 41611498), (140, 20805749), (1289, 2259740), (2578, 1129870), (5156, 564935), (6445, 451948), (9023, 322820), (12890, 225974), (16141, 180460), (18046, 161410), (25780, 112987), (32282, 90230), (36092, 80705), (45115, 64564)]