220509910

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{3821}}^1$

素因数の和:4056

約数の個数: 32

約数和(自身を含む): 412776000

約数和(自身を除く): 192266090

約数列:

[1, 2, 5, 10, 29, 58, 145, 199, 290, 398, 995, 1990, 3821, 5771, 7642, 11542, 19105, 28855, 38210, 57710, 110809, 221618, 554045, 760379, 1108090, 1520758, 3801895, 7603790, 22050991, 44101982, 110254955, 220509910]

約数ペア:

[(1, 220509910), (2, 110254955), (5, 44101982), (10, 22050991), (29, 7603790), (58, 3801895), (145, 1520758), (199, 1108090), (290, 760379), (398, 554045), (995, 221618), (1990, 110809), (3821, 57710), (5771, 38210), (7642, 28855), (11542, 19105)]