40198496

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1361}}^1$

素因数の和:1455

約数の個数: 48

約数和(自身を含む): 86492448

約数和(自身を除く): 46293952

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 71, 104, 142, 208, 284, 416, 568, 923, 1136, 1361, 1846, 2272, 2722, 3692, 5444, 7384, 10888, 14768, 17693, 21776, 29536, 35386, 43552, 70772, 96631, 141544, 193262, 283088, 386524, 566176, 773048, 1256203, 1546096, 2512406, 3092192, 5024812, 10049624, 20099248, 40198496]

約数ペア:

[(1, 40198496), (2, 20099248), (4, 10049624), (8, 5024812), (13, 3092192), (16, 2512406), (26, 1546096), (32, 1256203), (52, 773048), (71, 566176), (104, 386524), (142, 283088), (208, 193262), (284, 141544), (416, 96631), (568, 70772), (923, 43552), (1136, 35386), (1361, 29536), (1846, 21776), (2272, 17693), (2722, 14768), (3692, 10888), (5444, 7384)]