846940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:126

約数の個数: 48

約数和(自身を含む): 1959552

約数和(自身を除く): 1112612

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 53, 68, 85, 94, 106, 170, 188, 212, 235, 265, 340, 470, 530, 799, 901, 940, 1060, 1598, 1802, 2491, 3196, 3604, 3995, 4505, 4982, 7990, 9010, 9964, 12455, 15980, 18020, 24910, 42347, 49820, 84694, 169388, 211735, 423470, 846940]

約数ペア:

[(1, 846940), (2, 423470), (4, 211735), (5, 169388), (10, 84694), (17, 49820), (20, 42347), (34, 24910), (47, 18020), (53, 15980), (68, 12455), (85, 9964), (94, 9010), (106, 7990), (170, 4982), (188, 4505), (212, 3995), (235, 3604), (265, 3196), (340, 2491), (470, 1802), (530, 1598), (799, 1060), (901, 940)]