1993845360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{639053}}^1$

素因数の和:639082

約数の個数: 80

約数和(自身を含む): 6656386464

約数和(自身を除く): 4662541104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 639053, 1278106, 1917159, 2556212, 3195265, 3834318, 5112424, 6390530, 7668636, 8307689, 9585795, 10224848, 12781060, 15337272, 16615378, 19171590, 24923067, 25562120, 30674544, 33230756, 38343180, 41538445, 49846134, 51124240, 66461512, 76686360, 83076890, 99692268, 124615335, 132923024, 153372720, 166153780, 199384536, 249230670, 332307560, 398769072, 498461340, 664615120, 996922680, 1993845360]

約数ペア:

[(1, 1993845360), (2, 996922680), (3, 664615120), (4, 498461340), (5, 398769072), (6, 332307560), (8, 249230670), (10, 199384536), (12, 166153780), (13, 153372720), (15, 132923024), (16, 124615335), (20, 99692268), (24, 83076890), (26, 76686360), (30, 66461512), (39, 51124240), (40, 49846134), (48, 41538445), (52, 38343180), (60, 33230756), (65, 30674544), (78, 25562120), (80, 24923067), (104, 19171590), (120, 16615378), (130, 15337272), (156, 12781060), (195, 10224848), (208, 9585795), (240, 8307689), (260, 7668636), (312, 6390530), (390, 5112424), (520, 3834318), (624, 3195265), (780, 2556212), (1040, 1917159), (1560, 1278106), (3120, 639053)]