1765120

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{197}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 4856544

約数和(自身を除く): 3091424

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 197, 224, 256, 280, 320, 394, 448, 560, 640, 788, 896, 985, 1120, 1280, 1379, 1576, 1792, 1970, 2240, 2758, 3152, 3940, 4480, 5516, 6304, 6895, 7880, 8960, 11032, 12608, 13790, 15760, 22064, 25216, 27580, 31520, 44128, 50432, 55160, 63040, 88256, 110320, 126080, 176512, 220640, 252160, 353024, 441280, 882560, 1765120]

約数ペア:

[(1, 1765120), (2, 882560), (4, 441280), (5, 353024), (7, 252160), (8, 220640), (10, 176512), (14, 126080), (16, 110320), (20, 88256), (28, 63040), (32, 55160), (35, 50432), (40, 44128), (56, 31520), (64, 27580), (70, 25216), (80, 22064), (112, 15760), (128, 13790), (140, 12608), (160, 11032), (197, 8960), (224, 7880), (256, 6895), (280, 6304), (320, 5516), (394, 4480), (448, 3940), (560, 3152), (640, 2758), (788, 2240), (896, 1970), (985, 1792), (1120, 1576), (1280, 1379)]