7285460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4003}}^1$

素因数の和:4032

約数の個数: 48

約数和(自身を含む): 18834816

約数和(自身を除く): 11549356

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 4003, 8006, 16012, 20015, 28021, 40030, 52039, 56042, 80060, 104078, 112084, 140105, 208156, 260195, 280210, 364273, 520390, 560420, 728546, 1040780, 1457092, 1821365, 3642730, 7285460]

約数ペア:

[(1, 7285460), (2, 3642730), (4, 1821365), (5, 1457092), (7, 1040780), (10, 728546), (13, 560420), (14, 520390), (20, 364273), (26, 280210), (28, 260195), (35, 208156), (52, 140105), (65, 112084), (70, 104078), (91, 80060), (130, 56042), (140, 52039), (182, 40030), (260, 28021), (364, 20015), (455, 16012), (910, 8006), (1820, 4003)]