163973240

素因数分解:

$2^3\times 5^1\times {\mathrm{4099331}}^1$

素因数の和:4099342

約数の個数: 16

約数和(自身を含む): 368939880

約数和(自身を除く): 204966640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4099331, 8198662, 16397324, 20496655, 32794648, 40993310, 81986620, 163973240]

約数ペア:

[(1, 163973240), (2, 81986620), (4, 40993310), (5, 32794648), (8, 20496655), (10, 16397324), (20, 8198662), (40, 4099331)]