2051279177240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{87066179}}^1$

素因数の和:87066240

約数の個数: 64

約数和(自身を含む): 5015011968000

約数和(自身を除く): 2963732790760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 2356, 2945, 4712, 5890, 11780, 23560, 87066179, 174132358, 348264716, 435330895, 696529432, 870661790, 1654257401, 1741323580, 2699051549, 3308514802, 3482647160, 5398103098, 6617029604, 8271287005, 10796206196, 13234059208, 13495257745, 16542574010, 21592412392, 26990515490, 33085148020, 51281979431, 53981030980, 66170296040, 102563958862, 107962061960, 205127917724, 256409897155, 410255835448, 512819794310, 1025639588620, 2051279177240]

約数ペア:

[(1, 2051279177240), (2, 1025639588620), (4, 512819794310), (5, 410255835448), (8, 256409897155), (10, 205127917724), (19, 107962061960), (20, 102563958862), (31, 66170296040), (38, 53981030980), (40, 51281979431), (62, 33085148020), (76, 26990515490), (95, 21592412392), (124, 16542574010), (152, 13495257745), (155, 13234059208), (190, 10796206196), (248, 8271287005), (310, 6617029604), (380, 5398103098), (589, 3482647160), (620, 3308514802), (760, 2699051549), (1178, 1741323580), (1240, 1654257401), (2356, 870661790), (2945, 696529432), (4712, 435330895), (5890, 348264716), (11780, 174132358), (23560, 87066179)]