140042128

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{853}}^1$

素因数の和:1223

約数の個数: 40

約数和(自身を含む): 281259776

約数和(自身を除く): 141217648

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 331, 496, 662, 853, 1324, 1706, 2648, 3412, 5296, 6824, 10261, 13648, 20522, 26443, 41044, 52886, 82088, 105772, 164176, 211544, 282343, 423088, 564686, 1129372, 2258744, 4517488, 8752633, 17505266, 35010532, 70021064, 140042128]

約数ペア:

[(1, 140042128), (2, 70021064), (4, 35010532), (8, 17505266), (16, 8752633), (31, 4517488), (62, 2258744), (124, 1129372), (248, 564686), (331, 423088), (496, 282343), (662, 211544), (853, 164176), (1324, 105772), (1706, 82088), (2648, 52886), (3412, 41044), (5296, 26443), (6824, 20522), (10261, 13648)]