2018254540

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{44711}}^1$

素因数の和:44818

約数の個数: 48

約数和(自身を含む): 4424341824

約数和(自身を除く): 2406087284

約数列:

[1, 2, 4, 5, 10, 20, 37, 61, 74, 122, 148, 185, 244, 305, 370, 610, 740, 1220, 2257, 4514, 9028, 11285, 22570, 44711, 45140, 89422, 178844, 223555, 447110, 894220, 1654307, 2727371, 3308614, 5454742, 6617228, 8271535, 10909484, 13636855, 16543070, 27273710, 33086140, 54547420, 100912727, 201825454, 403650908, 504563635, 1009127270, 2018254540]

約数ペア:

[(1, 2018254540), (2, 1009127270), (4, 504563635), (5, 403650908), (10, 201825454), (20, 100912727), (37, 54547420), (61, 33086140), (74, 27273710), (122, 16543070), (148, 13636855), (185, 10909484), (244, 8271535), (305, 6617228), (370, 5454742), (610, 3308614), (740, 2727371), (1220, 1654307), (2257, 894220), (4514, 447110), (9028, 223555), (11285, 178844), (22570, 89422), (44711, 45140)]