3540620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 7983360

約数和(自身を除く): 4442740

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 86, 92, 115, 172, 179, 215, 230, 358, 430, 460, 716, 860, 895, 989, 1790, 1978, 3580, 3956, 4117, 4945, 7697, 8234, 9890, 15394, 16468, 19780, 20585, 30788, 38485, 41170, 76970, 82340, 153940, 177031, 354062, 708124, 885155, 1770310, 3540620]

約数ペア:

[(1, 3540620), (2, 1770310), (4, 885155), (5, 708124), (10, 354062), (20, 177031), (23, 153940), (43, 82340), (46, 76970), (86, 41170), (92, 38485), (115, 30788), (172, 20585), (179, 19780), (215, 16468), (230, 15394), (358, 9890), (430, 8234), (460, 7697), (716, 4945), (860, 4117), (895, 3956), (989, 3580), (1790, 1978)]