1788973310

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1\times {\mathrm{641}}^1$

素因数の和:1101

約数の個数: 64

約数和(自身を含む): 3495458880

約数和(自身を除く): 1706485570

約数列:

[1, 2, 5, 10, 19, 37, 38, 74, 95, 185, 190, 370, 397, 641, 703, 794, 1282, 1406, 1985, 3205, 3515, 3970, 6410, 7030, 7543, 12179, 14689, 15086, 23717, 24358, 29378, 37715, 47434, 60895, 73445, 75430, 118585, 121790, 146890, 237170, 254477, 279091, 450623, 508954, 558182, 901246, 1272385, 1395455, 2253115, 2544770, 2790910, 4506230, 4835063, 9415649, 9670126, 18831298, 24175315, 47078245, 48350630, 94156490, 178897331, 357794662, 894486655, 1788973310]

約数ペア:

[(1, 1788973310), (2, 894486655), (5, 357794662), (10, 178897331), (19, 94156490), (37, 48350630), (38, 47078245), (74, 24175315), (95, 18831298), (185, 9670126), (190, 9415649), (370, 4835063), (397, 4506230), (641, 2790910), (703, 2544770), (794, 2253115), (1282, 1395455), (1406, 1272385), (1985, 901246), (3205, 558182), (3515, 508954), (3970, 450623), (6410, 279091), (7030, 254477), (7543, 237170), (12179, 146890), (14689, 121790), (15086, 118585), (23717, 75430), (24358, 73445), (29378, 60895), (37715, 47434)]