1972157110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1289}}^1\times {\mathrm{1987}}^1$

素因数の和:3301

約数の個数: 64

約数和(自身を含む): 4431490560

約数和(自身を除く): 2459333450

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 1289, 1987, 2578, 3974, 6445, 9023, 9935, 12890, 13909, 14179, 18046, 19870, 21857, 27818, 28358, 43714, 45115, 69545, 70895, 90230, 99253, 109285, 139090, 141790, 152999, 198506, 218570, 305998, 496265, 764995, 992530, 1529990, 2561243, 5122486, 12806215, 17928701, 25612430, 28173673, 35857402, 56347346, 89643505, 140868365, 179287010, 197215711, 281736730, 394431422, 986078555, 1972157110]

約数ペア:

[(1, 1972157110), (2, 986078555), (5, 394431422), (7, 281736730), (10, 197215711), (11, 179287010), (14, 140868365), (22, 89643505), (35, 56347346), (55, 35857402), (70, 28173673), (77, 25612430), (110, 17928701), (154, 12806215), (385, 5122486), (770, 2561243), (1289, 1529990), (1987, 992530), (2578, 764995), (3974, 496265), (6445, 305998), (9023, 218570), (9935, 198506), (12890, 152999), (13909, 141790), (14179, 139090), (18046, 109285), (19870, 99253), (21857, 90230), (27818, 70895), (28358, 69545), (43714, 45115)]