2961940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 6676992

約数和(自身を除く): 3715052

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 115, 137, 188, 230, 235, 274, 460, 470, 548, 685, 940, 1081, 1370, 2162, 2740, 3151, 4324, 5405, 6302, 6439, 10810, 12604, 12878, 15755, 21620, 25756, 31510, 32195, 63020, 64390, 128780, 148097, 296194, 592388, 740485, 1480970, 2961940]

約数ペア:

[(1, 2961940), (2, 1480970), (4, 740485), (5, 592388), (10, 296194), (20, 148097), (23, 128780), (46, 64390), (47, 63020), (92, 32195), (94, 31510), (115, 25756), (137, 21620), (188, 15755), (230, 12878), (235, 12604), (274, 10810), (460, 6439), (470, 6302), (548, 5405), (685, 4324), (940, 3151), (1081, 2740), (1370, 2162)]