18935095120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{113957}}^1$

素因数の和:114068

約数の個数: 80

約数和(自身を含む): 46122905088

約数和(自身を除く): 27187809968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 67, 80, 124, 134, 155, 248, 268, 310, 335, 496, 536, 620, 670, 1072, 1240, 1340, 2077, 2480, 2680, 4154, 5360, 8308, 10385, 16616, 20770, 33232, 41540, 83080, 113957, 166160, 227914, 455828, 569785, 911656, 1139570, 1823312, 2279140, 3532667, 4558280, 7065334, 7635119, 9116560, 14130668, 15270238, 17663335, 28261336, 30540476, 35326670, 38175595, 56522672, 61080952, 70653340, 76351190, 122161904, 141306680, 152702380, 236688689, 282613360, 305404760, 473377378, 610809520, 946754756, 1183443445, 1893509512, 2366886890, 3787019024, 4733773780, 9467547560, 18935095120]

約数ペア:

[(1, 18935095120), (2, 9467547560), (4, 4733773780), (5, 3787019024), (8, 2366886890), (10, 1893509512), (16, 1183443445), (20, 946754756), (31, 610809520), (40, 473377378), (62, 305404760), (67, 282613360), (80, 236688689), (124, 152702380), (134, 141306680), (155, 122161904), (248, 76351190), (268, 70653340), (310, 61080952), (335, 56522672), (496, 38175595), (536, 35326670), (620, 30540476), (670, 28261336), (1072, 17663335), (1240, 15270238), (1340, 14130668), (2077, 9116560), (2480, 7635119), (2680, 7065334), (4154, 4558280), (5360, 3532667), (8308, 2279140), (10385, 1823312), (16616, 1139570), (20770, 911656), (33232, 569785), (41540, 455828), (83080, 227914), (113957, 166160)]