159388040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{569243}}^1$

素因数の和:569261

約数の個数: 32

約数和(自身を含む): 409855680

約数和(自身を除く): 250467640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 569243, 1138486, 2276972, 2846215, 3984701, 4553944, 5692430, 7969402, 11384860, 15938804, 19923505, 22769720, 31877608, 39847010, 79694020, 159388040]

約数ペア:

[(1, 159388040), (2, 79694020), (4, 39847010), (5, 31877608), (7, 22769720), (8, 19923505), (10, 15938804), (14, 11384860), (20, 7969402), (28, 5692430), (35, 4553944), (40, 3984701), (56, 2846215), (70, 2276972), (140, 1138486), (280, 569243)]