20040072

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{64231}}^1$

素因数の和:64253

約数の個数: 32

約数和(自身を含む): 53954880

約数和(自身を除く): 33914808

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 64231, 128462, 192693, 256924, 385386, 513848, 770772, 835003, 1541544, 1670006, 2505009, 3340012, 5010018, 6680024, 10020036, 20040072]

約数ペア:

[(1, 20040072), (2, 10020036), (3, 6680024), (4, 5010018), (6, 3340012), (8, 2505009), (12, 1670006), (13, 1541544), (24, 835003), (26, 770772), (39, 513848), (52, 385386), (78, 256924), (104, 192693), (156, 128462), (312, 64231)]