2504960

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:143

約数の個数: 72

約数和(自身を含む): 6377280

約数和(自身を除く): 3872320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 103, 128, 152, 160, 190, 206, 256, 304, 320, 380, 412, 515, 608, 640, 760, 824, 1030, 1216, 1280, 1520, 1648, 1957, 2060, 2432, 3040, 3296, 3914, 4120, 4864, 6080, 6592, 7828, 8240, 9785, 12160, 13184, 15656, 16480, 19570, 24320, 26368, 31312, 32960, 39140, 62624, 65920, 78280, 125248, 131840, 156560, 250496, 313120, 500992, 626240, 1252480, 2504960]

約数ペア:

[(1, 2504960), (2, 1252480), (4, 626240), (5, 500992), (8, 313120), (10, 250496), (16, 156560), (19, 131840), (20, 125248), (32, 78280), (38, 65920), (40, 62624), (64, 39140), (76, 32960), (80, 31312), (95, 26368), (103, 24320), (128, 19570), (152, 16480), (160, 15656), (190, 13184), (206, 12160), (256, 9785), (304, 8240), (320, 7828), (380, 6592), (412, 6080), (515, 4864), (608, 4120), (640, 3914), (760, 3296), (824, 3040), (1030, 2432), (1216, 2060), (1280, 1957), (1520, 1648)]