13928740

素因数分解:

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

素因数の和:317

約数の個数: 72

約数和(自身を含む): 34732152

約数和(自身を除く): 20803412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 61, 70, 98, 122, 140, 196, 233, 244, 245, 305, 427, 466, 490, 610, 854, 932, 980, 1165, 1220, 1631, 1708, 2135, 2330, 2989, 3262, 4270, 4660, 5978, 6524, 8155, 8540, 11417, 11956, 14213, 14945, 16310, 22834, 28426, 29890, 32620, 45668, 56852, 57085, 59780, 71065, 99491, 114170, 142130, 198982, 228340, 284260, 397964, 497455, 696437, 994910, 1392874, 1989820, 2785748, 3482185, 6964370, 13928740]

約数ペア:

[(1, 13928740), (2, 6964370), (4, 3482185), (5, 2785748), (7, 1989820), (10, 1392874), (14, 994910), (20, 696437), (28, 497455), (35, 397964), (49, 284260), (61, 228340), (70, 198982), (98, 142130), (122, 114170), (140, 99491), (196, 71065), (233, 59780), (244, 57085), (245, 56852), (305, 45668), (427, 32620), (466, 29890), (490, 28426), (610, 22834), (854, 16310), (932, 14945), (980, 14213), (1165, 11956), (1220, 11417), (1631, 8540), (1708, 8155), (2135, 6524), (2330, 5978), (2989, 4660), (3262, 4270)]