322371580

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{1901}}^1$

素因数の和:2110

約数の個数: 48

約数和(自身を含む): 693393120

約数和(自身を除く): 371021540

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 139, 244, 278, 305, 556, 610, 695, 1220, 1390, 1901, 2780, 3802, 7604, 8479, 9505, 16958, 19010, 33916, 38020, 42395, 84790, 115961, 169580, 231922, 264239, 463844, 528478, 579805, 1056956, 1159610, 1321195, 2319220, 2642390, 5284780, 16118579, 32237158, 64474316, 80592895, 161185790, 322371580]

約数ペア:

[(1, 322371580), (2, 161185790), (4, 80592895), (5, 64474316), (10, 32237158), (20, 16118579), (61, 5284780), (122, 2642390), (139, 2319220), (244, 1321195), (278, 1159610), (305, 1056956), (556, 579805), (610, 528478), (695, 463844), (1220, 264239), (1390, 231922), (1901, 169580), (2780, 115961), (3802, 84790), (7604, 42395), (8479, 38020), (9505, 33916), (16958, 19010)]