27857480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:319

約数の個数: 96

約数和(自身を含む): 74426040

約数和(自身を除く): 46568560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 61, 70, 98, 122, 140, 196, 233, 244, 245, 280, 305, 392, 427, 466, 488, 490, 610, 854, 932, 980, 1165, 1220, 1631, 1708, 1864, 1960, 2135, 2330, 2440, 2989, 3262, 3416, 4270, 4660, 5978, 6524, 8155, 8540, 9320, 11417, 11956, 13048, 14213, 14945, 16310, 17080, 22834, 23912, 28426, 29890, 32620, 45668, 56852, 57085, 59780, 65240, 71065, 91336, 99491, 113704, 114170, 119560, 142130, 198982, 228340, 284260, 397964, 456680, 497455, 568520, 696437, 795928, 994910, 1392874, 1989820, 2785748, 3482185, 3979640, 5571496, 6964370, 13928740, 27857480]

約数ペア:

[(1, 27857480), (2, 13928740), (4, 6964370), (5, 5571496), (7, 3979640), (8, 3482185), (10, 2785748), (14, 1989820), (20, 1392874), (28, 994910), (35, 795928), (40, 696437), (49, 568520), (56, 497455), (61, 456680), (70, 397964), (98, 284260), (122, 228340), (140, 198982), (196, 142130), (233, 119560), (244, 114170), (245, 113704), (280, 99491), (305, 91336), (392, 71065), (427, 65240), (466, 59780), (488, 57085), (490, 56852), (610, 45668), (854, 32620), (932, 29890), (980, 28426), (1165, 23912), (1220, 22834), (1631, 17080), (1708, 16310), (1864, 14945), (1960, 14213), (2135, 13048), (2330, 11956), (2440, 11417), (2989, 9320), (3262, 8540), (3416, 8155), (4270, 6524), (4660, 5978)]