140282740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{709}}^1\times {\mathrm{761}}^1$

素因数の和:1492

約数の個数: 48

約数和(自身を含む): 318119760

約数和(自身を除く): 177837020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 709, 761, 1418, 1522, 2836, 3044, 3545, 3805, 7090, 7610, 9217, 9893, 14180, 15220, 18434, 19786, 36868, 39572, 46085, 49465, 92170, 98930, 184340, 197860, 539549, 1079098, 2158196, 2697745, 5395490, 7014137, 10790980, 14028274, 28056548, 35070685, 70141370, 140282740]

約数ペア:

[(1, 140282740), (2, 70141370), (4, 35070685), (5, 28056548), (10, 14028274), (13, 10790980), (20, 7014137), (26, 5395490), (52, 2697745), (65, 2158196), (130, 1079098), (260, 539549), (709, 197860), (761, 184340), (1418, 98930), (1522, 92170), (2836, 49465), (3044, 46085), (3545, 39572), (3805, 36868), (7090, 19786), (7610, 18434), (9217, 15220), (9893, 14180)]