2016989270

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{4691}}^1$

素因数の和:4821

約数の個数: 64

約数和(自身を含む): 3999836160

約数和(自身を除く): 1982846890

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 73, 95, 146, 155, 190, 310, 365, 589, 730, 1178, 1387, 2263, 2774, 2945, 4526, 4691, 5890, 6935, 9382, 11315, 13870, 22630, 23455, 42997, 46910, 85994, 89129, 145421, 178258, 214985, 290842, 342443, 429970, 445645, 684886, 727105, 891290, 1454210, 1712215, 2762999, 3424430, 5525998, 6506417, 10615733, 13012834, 13814995, 21231466, 27629990, 32532085, 53078665, 65064170, 106157330, 201698927, 403397854, 1008494635, 2016989270]

約数ペア:

[(1, 2016989270), (2, 1008494635), (5, 403397854), (10, 201698927), (19, 106157330), (31, 65064170), (38, 53078665), (62, 32532085), (73, 27629990), (95, 21231466), (146, 13814995), (155, 13012834), (190, 10615733), (310, 6506417), (365, 5525998), (589, 3424430), (730, 2762999), (1178, 1712215), (1387, 1454210), (2263, 891290), (2774, 727105), (2945, 684886), (4526, 445645), (4691, 429970), (5890, 342443), (6935, 290842), (9382, 214985), (11315, 178258), (13870, 145421), (22630, 89129), (23455, 85994), (42997, 46910)]