5724020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 12700800

約数和(自身を除く): 6976780

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 71, 116, 139, 142, 145, 278, 284, 290, 355, 556, 580, 695, 710, 1390, 1420, 2059, 2780, 4031, 4118, 8062, 8236, 9869, 10295, 16124, 19738, 20155, 20590, 39476, 40310, 41180, 49345, 80620, 98690, 197380, 286201, 572402, 1144804, 1431005, 2862010, 5724020]

約数ペア:

[(1, 5724020), (2, 2862010), (4, 1431005), (5, 1144804), (10, 572402), (20, 286201), (29, 197380), (58, 98690), (71, 80620), (116, 49345), (139, 41180), (142, 40310), (145, 39476), (278, 20590), (284, 20155), (290, 19738), (355, 16124), (556, 10295), (580, 9869), (695, 8236), (710, 8062), (1390, 4118), (1420, 4031), (2059, 2780)]