11912240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1$

素因数の和:510

約数の個数: 80

約数和(自身を含む): 30935520

約数和(自身を除く): 19023280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 190, 272, 304, 323, 340, 380, 461, 646, 680, 760, 922, 1292, 1360, 1520, 1615, 1844, 2305, 2584, 3230, 3688, 4610, 5168, 6460, 7376, 7837, 8759, 9220, 12920, 15674, 17518, 18440, 25840, 31348, 35036, 36880, 39185, 43795, 62696, 70072, 78370, 87590, 125392, 140144, 148903, 156740, 175180, 297806, 313480, 350360, 595612, 626960, 700720, 744515, 1191224, 1489030, 2382448, 2978060, 5956120, 11912240]

約数ペア:

[(1, 11912240), (2, 5956120), (4, 2978060), (5, 2382448), (8, 1489030), (10, 1191224), (16, 744515), (17, 700720), (19, 626960), (20, 595612), (34, 350360), (38, 313480), (40, 297806), (68, 175180), (76, 156740), (80, 148903), (85, 140144), (95, 125392), (136, 87590), (152, 78370), (170, 70072), (190, 62696), (272, 43795), (304, 39185), (323, 36880), (340, 35036), (380, 31348), (461, 25840), (646, 18440), (680, 17518), (760, 15674), (922, 12920), (1292, 9220), (1360, 8759), (1520, 7837), (1615, 7376), (1844, 6460), (2305, 5168), (2584, 4610), (3230, 3688)]