26619320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:205

約数の個数: 128

約数和(自身を含む): 75479040

約数和(自身を除く): 48859720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 71, 91, 103, 104, 130, 140, 142, 182, 206, 260, 280, 284, 355, 364, 412, 455, 497, 515, 520, 568, 710, 721, 728, 824, 910, 923, 994, 1030, 1339, 1420, 1442, 1820, 1846, 1988, 2060, 2485, 2678, 2840, 2884, 3605, 3640, 3692, 3976, 4120, 4615, 4970, 5356, 5768, 6461, 6695, 7210, 7313, 7384, 9230, 9373, 9940, 10712, 12922, 13390, 14420, 14626, 18460, 18746, 19880, 25844, 26780, 28840, 29252, 32305, 36565, 36920, 37492, 46865, 51191, 51688, 53560, 58504, 64610, 73130, 74984, 93730, 95069, 102382, 129220, 146260, 187460, 190138, 204764, 255955, 258440, 292520, 374920, 380276, 409528, 475345, 511910, 665483, 760552, 950690, 1023820, 1330966, 1901380, 2047640, 2661932, 3327415, 3802760, 5323864, 6654830, 13309660, 26619320]

約数ペア:

[(1, 26619320), (2, 13309660), (4, 6654830), (5, 5323864), (7, 3802760), (8, 3327415), (10, 2661932), (13, 2047640), (14, 1901380), (20, 1330966), (26, 1023820), (28, 950690), (35, 760552), (40, 665483), (52, 511910), (56, 475345), (65, 409528), (70, 380276), (71, 374920), (91, 292520), (103, 258440), (104, 255955), (130, 204764), (140, 190138), (142, 187460), (182, 146260), (206, 129220), (260, 102382), (280, 95069), (284, 93730), (355, 74984), (364, 73130), (412, 64610), (455, 58504), (497, 53560), (515, 51688), (520, 51191), (568, 46865), (710, 37492), (721, 36920), (728, 36565), (824, 32305), (910, 29252), (923, 28840), (994, 26780), (1030, 25844), (1339, 19880), (1420, 18746), (1442, 18460), (1820, 14626), (1846, 14420), (1988, 13390), (2060, 12922), (2485, 10712), (2678, 9940), (2840, 9373), (2884, 9230), (3605, 7384), (3640, 7313), (3692, 7210), (3976, 6695), (4120, 6461), (4615, 5768), (4970, 5356)]