6851780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{73}}^1$

素因数の和:133

約数の個数: 72

約数和(自身を含む): 16578072

約数和(自身を除く): 9726292

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 73, 76, 95, 130, 146, 190, 247, 260, 292, 361, 365, 380, 494, 722, 730, 949, 988, 1235, 1387, 1444, 1460, 1805, 1898, 2470, 2774, 3610, 3796, 4693, 4745, 4940, 5548, 6935, 7220, 9386, 9490, 13870, 18031, 18772, 18980, 23465, 26353, 27740, 36062, 46930, 52706, 72124, 90155, 93860, 105412, 131765, 180310, 263530, 342589, 360620, 527060, 685178, 1370356, 1712945, 3425890, 6851780]

約数ペア:

[(1, 6851780), (2, 3425890), (4, 1712945), (5, 1370356), (10, 685178), (13, 527060), (19, 360620), (20, 342589), (26, 263530), (38, 180310), (52, 131765), (65, 105412), (73, 93860), (76, 90155), (95, 72124), (130, 52706), (146, 46930), (190, 36062), (247, 27740), (260, 26353), (292, 23465), (361, 18980), (365, 18772), (380, 18031), (494, 13870), (722, 9490), (730, 9386), (949, 7220), (988, 6935), (1235, 5548), (1387, 4940), (1444, 4745), (1460, 4693), (1805, 3796), (1898, 3610), (2470, 2774)]