923897720

素因数分解:

$2^3\times 5^1\times {\mathrm{1217}}^1\times {\mathrm{18979}}^1$

素因数の和:20207

約数の個数: 32

約数和(自身を含む): 2080587600

約数和(自身を除く): 1156689880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1217, 2434, 4868, 6085, 9736, 12170, 18979, 24340, 37958, 48680, 75916, 94895, 151832, 189790, 379580, 759160, 23097443, 46194886, 92389772, 115487215, 184779544, 230974430, 461948860, 923897720]

約数ペア:

[(1, 923897720), (2, 461948860), (4, 230974430), (5, 184779544), (8, 115487215), (10, 92389772), (20, 46194886), (40, 23097443), (1217, 759160), (2434, 379580), (4868, 189790), (6085, 151832), (9736, 94895), (12170, 75916), (18979, 48680), (24340, 37958)]