20725600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{3701}}^1$

素因数の和:3728

約数の個数: 72

約数和(自身を含む): 57840048

約数和(自身を除く): 37114448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 3701, 5600, 7402, 14804, 18505, 25907, 29608, 37010, 51814, 59216, 74020, 92525, 103628, 118432, 129535, 148040, 185050, 207256, 259070, 296080, 370100, 414512, 518140, 592160, 647675, 740200, 829024, 1036280, 1295350, 1480400, 2072560, 2590700, 2960800, 4145120, 5181400, 10362800, 20725600]

約数ペア:

[(1, 20725600), (2, 10362800), (4, 5181400), (5, 4145120), (7, 2960800), (8, 2590700), (10, 2072560), (14, 1480400), (16, 1295350), (20, 1036280), (25, 829024), (28, 740200), (32, 647675), (35, 592160), (40, 518140), (50, 414512), (56, 370100), (70, 296080), (80, 259070), (100, 207256), (112, 185050), (140, 148040), (160, 129535), (175, 118432), (200, 103628), (224, 92525), (280, 74020), (350, 59216), (400, 51814), (560, 37010), (700, 29608), (800, 25907), (1120, 18505), (1400, 14804), (2800, 7402), (3701, 5600)]