388972480

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{93503}}^1$

素因数の和:93533

約数の個数: 56

約数和(自身を含む): 997500672

約数和(自身を除く): 608528192

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 93503, 187006, 374012, 467515, 748024, 935030, 1215539, 1496048, 1870060, 2431078, 2992096, 3740120, 4862156, 5984192, 6077695, 7480240, 9724312, 12155390, 14960480, 19448624, 24310780, 29920960, 38897248, 48621560, 77794496, 97243120, 194486240, 388972480]

約数ペア:

[(1, 388972480), (2, 194486240), (4, 97243120), (5, 77794496), (8, 48621560), (10, 38897248), (13, 29920960), (16, 24310780), (20, 19448624), (26, 14960480), (32, 12155390), (40, 9724312), (52, 7480240), (64, 6077695), (65, 5984192), (80, 4862156), (104, 3740120), (130, 2992096), (160, 2431078), (208, 1870060), (260, 1496048), (320, 1215539), (416, 935030), (520, 748024), (832, 467515), (1040, 374012), (2080, 187006), (4160, 93503)]