201742960

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61507}}^1$

素因数の和:61561

約数の個数: 40

約数和(自身を含む): 480500496

約数和(自身を除く): 278757536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 61507, 123014, 246028, 307535, 492056, 615070, 984112, 1230140, 2460280, 2521787, 4920560, 5043574, 10087148, 12608935, 20174296, 25217870, 40348592, 50435740, 100871480, 201742960]

約数ペア:

[(1, 201742960), (2, 100871480), (4, 50435740), (5, 40348592), (8, 25217870), (10, 20174296), (16, 12608935), (20, 10087148), (40, 5043574), (41, 4920560), (80, 2521787), (82, 2460280), (164, 1230140), (205, 984112), (328, 615070), (410, 492056), (656, 307535), (820, 246028), (1640, 123014), (3280, 61507)]