40089440

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3529}}^1$

素因数の和:3615

約数の個数: 48

約数和(自身を含む): 96072480

約数和(自身を除く): 55983040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 3529, 5680, 7058, 11360, 14116, 17645, 28232, 35290, 56464, 70580, 112928, 141160, 250559, 282320, 501118, 564640, 1002236, 1252795, 2004472, 2505590, 4008944, 5011180, 8017888, 10022360, 20044720, 40089440]

約数ペア:

[(1, 40089440), (2, 20044720), (4, 10022360), (5, 8017888), (8, 5011180), (10, 4008944), (16, 2505590), (20, 2004472), (32, 1252795), (40, 1002236), (71, 564640), (80, 501118), (142, 282320), (160, 250559), (284, 141160), (355, 112928), (568, 70580), (710, 56464), (1136, 35290), (1420, 28232), (2272, 17645), (2840, 14116), (3529, 11360), (5680, 7058)]