2904400

素因数分解:

$2^4\times 5^2\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:208

約数の個数: 60

約数和(自身を含む): 7161372

約数和(自身を除く): 4256972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 53, 80, 100, 106, 137, 200, 212, 265, 274, 400, 424, 530, 548, 685, 848, 1060, 1096, 1325, 1370, 2120, 2192, 2650, 2740, 3425, 4240, 5300, 5480, 6850, 7261, 10600, 10960, 13700, 14522, 21200, 27400, 29044, 36305, 54800, 58088, 72610, 116176, 145220, 181525, 290440, 363050, 580880, 726100, 1452200, 2904400]

約数ペア:

[(1, 2904400), (2, 1452200), (4, 726100), (5, 580880), (8, 363050), (10, 290440), (16, 181525), (20, 145220), (25, 116176), (40, 72610), (50, 58088), (53, 54800), (80, 36305), (100, 29044), (106, 27400), (137, 21200), (200, 14522), (212, 13700), (265, 10960), (274, 10600), (400, 7261), (424, 6850), (530, 5480), (548, 5300), (685, 4240), (848, 3425), (1060, 2740), (1096, 2650), (1325, 2192), (1370, 2120)]