19806028160

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1820407}}^1$

素因数の和:1820443

約数の個数: 64

約数和(自身を含む): 50134036320

約数和(自身を除く): 30328008160

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 320, 340, 544, 640, 680, 1088, 1360, 2176, 2720, 5440, 10880, 1820407, 3640814, 7281628, 9102035, 14563256, 18204070, 29126512, 30946919, 36408140, 58253024, 61893838, 72816280, 116506048, 123787676, 145632560, 154734595, 233012096, 247575352, 291265120, 309469190, 495150704, 582530240, 618938380, 990301408, 1165060480, 1237876760, 1980602816, 2475753520, 3961205632, 4951507040, 9903014080, 19806028160]

約数ペア:

[(1, 19806028160), (2, 9903014080), (4, 4951507040), (5, 3961205632), (8, 2475753520), (10, 1980602816), (16, 1237876760), (17, 1165060480), (20, 990301408), (32, 618938380), (34, 582530240), (40, 495150704), (64, 309469190), (68, 291265120), (80, 247575352), (85, 233012096), (128, 154734595), (136, 145632560), (160, 123787676), (170, 116506048), (272, 72816280), (320, 61893838), (340, 58253024), (544, 36408140), (640, 30946919), (680, 29126512), (1088, 18204070), (1360, 14563256), (2176, 9102035), (2720, 7281628), (5440, 3640814), (10880, 1820407)]