274310980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{42463}}^1$

素因数の和:42508

約数の個数: 48

約数和(自身を含む): 642055680

約数和(自身を除く): 367744700

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 42463, 84926, 169852, 212315, 424630, 721871, 806797, 849260, 1443742, 1613594, 2887484, 3227188, 3609355, 4033985, 7218710, 8067970, 13715549, 14437420, 16135940, 27431098, 54862196, 68577745, 137155490, 274310980]

約数ペア:

[(1, 274310980), (2, 137155490), (4, 68577745), (5, 54862196), (10, 27431098), (17, 16135940), (19, 14437420), (20, 13715549), (34, 8067970), (38, 7218710), (68, 4033985), (76, 3609355), (85, 3227188), (95, 2887484), (170, 1613594), (190, 1443742), (323, 849260), (340, 806797), (380, 721871), (646, 424630), (1292, 212315), (1615, 169852), (3230, 84926), (6460, 42463)]