61469240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{219533}}^1$

素因数の和:219551

約数の個数: 32

約数和(自身を含む): 158064480

約数和(自身を除く): 96595240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 219533, 439066, 878132, 1097665, 1536731, 1756264, 2195330, 3073462, 4390660, 6146924, 7683655, 8781320, 12293848, 15367310, 30734620, 61469240]

約数ペア:

[(1, 61469240), (2, 30734620), (4, 15367310), (5, 12293848), (7, 8781320), (8, 7683655), (10, 6146924), (14, 4390660), (20, 3073462), (28, 2195330), (35, 1756264), (40, 1536731), (56, 1097665), (70, 878132), (140, 439066), (280, 219533)]