1673217280

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{186743}}^1$

素因数の和:186771

約数の個数: 72

約数和(自身を含む): 4580456832

約数和(自身を除く): 2907239552

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, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 186743, 373486, 746972, 933715, 1307201, 1493944, 1867430, 2614402, 2987888, 3734860, 5228804, 5975776, 6536005, 7469720, 10457608, 11951552, 13072010, 14939440, 20915216, 23903104, 26144020, 29878880, 41830432, 47806208, 52288040, 59757760, 83660864, 104576080, 119515520, 167321728, 209152160, 239031040, 334643456, 418304320, 836608640, 1673217280]

約数ペア:

[(1, 1673217280), (2, 836608640), (4, 418304320), (5, 334643456), (7, 239031040), (8, 209152160), (10, 167321728), (14, 119515520), (16, 104576080), (20, 83660864), (28, 59757760), (32, 52288040), (35, 47806208), (40, 41830432), (56, 29878880), (64, 26144020), (70, 23903104), (80, 20915216), (112, 14939440), (128, 13072010), (140, 11951552), (160, 10457608), (224, 7469720), (256, 6536005), (280, 5975776), (320, 5228804), (448, 3734860), (560, 2987888), (640, 2614402), (896, 1867430), (1120, 1493944), (1280, 1307201), (1792, 933715), (2240, 746972), (4480, 373486), (8960, 186743)]