1855361990

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{52249}}^1$

素因数の和:52376

約数の個数: 32

約数和(自身を含む): 3453516000

約数和(自身を除く): 1598154010

約数列:

[1, 2, 5, 10, 53, 67, 106, 134, 265, 335, 530, 670, 3551, 7102, 17755, 35510, 52249, 104498, 261245, 522490, 2769197, 3500683, 5538394, 7001366, 13845985, 17503415, 27691970, 35006830, 185536199, 371072398, 927680995, 1855361990]

約数ペア:

[(1, 1855361990), (2, 927680995), (5, 371072398), (10, 185536199), (53, 35006830), (67, 27691970), (106, 17503415), (134, 13845985), (265, 7001366), (335, 5538394), (530, 3500683), (670, 2769197), (3551, 522490), (7102, 261245), (17755, 104498), (35510, 52249)]