2019980790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{773939}}^1$

素因数の和:773981

約数の個数: 48

約数和(自身を含む): 5433058800

約数和(自身を除く): 3413078010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 773939, 1547878, 2321817, 3869695, 4643634, 6965451, 7739390, 11609085, 13930902, 22444231, 23218170, 34827255, 44888462, 67332693, 69654510, 112221155, 134665386, 201998079, 224442310, 336663465, 403996158, 673326930, 1009990395, 2019980790]

約数ペア:

[(1, 2019980790), (2, 1009990395), (3, 673326930), (5, 403996158), (6, 336663465), (9, 224442310), (10, 201998079), (15, 134665386), (18, 112221155), (29, 69654510), (30, 67332693), (45, 44888462), (58, 34827255), (87, 23218170), (90, 22444231), (145, 13930902), (174, 11609085), (261, 7739390), (290, 6965451), (435, 4643634), (522, 3869695), (870, 2321817), (1305, 1547878), (2610, 773939)]