26641040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1031}}^1$

素因数の和:1080

約数の個数: 80

約数和(自身を含む): 69102720

約数和(自身を除く): 42461680

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, 646, 680, 760, 1031, 1292, 1360, 1520, 1615, 2062, 2584, 3230, 4124, 5155, 5168, 6460, 8248, 10310, 12920, 16496, 17527, 19589, 20620, 25840, 35054, 39178, 41240, 70108, 78356, 82480, 87635, 97945, 140216, 156712, 175270, 195890, 280432, 313424, 333013, 350540, 391780, 666026, 701080, 783560, 1332052, 1402160, 1567120, 1665065, 2664104, 3330130, 5328208, 6660260, 13320520, 26641040]

約数ペア:

[(1, 26641040), (2, 13320520), (4, 6660260), (5, 5328208), (8, 3330130), (10, 2664104), (16, 1665065), (17, 1567120), (19, 1402160), (20, 1332052), (34, 783560), (38, 701080), (40, 666026), (68, 391780), (76, 350540), (80, 333013), (85, 313424), (95, 280432), (136, 195890), (152, 175270), (170, 156712), (190, 140216), (272, 97945), (304, 87635), (323, 82480), (340, 78356), (380, 70108), (646, 41240), (680, 39178), (760, 35054), (1031, 25840), (1292, 20620), (1360, 19589), (1520, 17527), (1615, 16496), (2062, 12920), (2584, 10310), (3230, 8248), (4124, 6460), (5155, 5168)]