31339840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{823}}^1$

素因数の和:864

約数の個数: 112

約数和(自身を含む): 90415872

約数和(自身を除く): 59076032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 136, 140, 160, 170, 224, 238, 272, 280, 320, 340, 448, 476, 544, 560, 595, 680, 823, 952, 1088, 1120, 1190, 1360, 1646, 1904, 2240, 2380, 2720, 3292, 3808, 4115, 4760, 5440, 5761, 6584, 7616, 8230, 9520, 11522, 13168, 13991, 16460, 19040, 23044, 26336, 27982, 28805, 32920, 38080, 46088, 52672, 55964, 57610, 65840, 69955, 92176, 97937, 111928, 115220, 131680, 139910, 184352, 195874, 223856, 230440, 263360, 279820, 368704, 391748, 447712, 460880, 489685, 559640, 783496, 895424, 921760, 979370, 1119280, 1566992, 1843520, 1958740, 2238560, 3133984, 3917480, 4477120, 6267968, 7834960, 15669920, 31339840]

約数ペア:

[(1, 31339840), (2, 15669920), (4, 7834960), (5, 6267968), (7, 4477120), (8, 3917480), (10, 3133984), (14, 2238560), (16, 1958740), (17, 1843520), (20, 1566992), (28, 1119280), (32, 979370), (34, 921760), (35, 895424), (40, 783496), (56, 559640), (64, 489685), (68, 460880), (70, 447712), (80, 391748), (85, 368704), (112, 279820), (119, 263360), (136, 230440), (140, 223856), (160, 195874), (170, 184352), (224, 139910), (238, 131680), (272, 115220), (280, 111928), (320, 97937), (340, 92176), (448, 69955), (476, 65840), (544, 57610), (560, 55964), (595, 52672), (680, 46088), (823, 38080), (952, 32920), (1088, 28805), (1120, 27982), (1190, 26336), (1360, 23044), (1646, 19040), (1904, 16460), (2240, 13991), (2380, 13168), (2720, 11522), (3292, 9520), (3808, 8230), (4115, 7616), (4760, 6584), (5440, 5761)]