388972090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{10007}}^1$

素因数の和:10063

約数の個数: 48

約数和(自身を含む): 791192448

約数和(自身を除く): 402220358

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 169, 230, 299, 338, 598, 845, 1495, 1690, 2990, 3887, 7774, 10007, 19435, 20014, 38870, 50035, 100070, 130091, 230161, 260182, 460322, 650455, 1150805, 1300910, 1691183, 2301610, 2992093, 3382366, 5984186, 8455915, 14960465, 16911830, 29920930, 38897209, 77794418, 194486045, 388972090]

約数ペア:

[(1, 388972090), (2, 194486045), (5, 77794418), (10, 38897209), (13, 29920930), (23, 16911830), (26, 14960465), (46, 8455915), (65, 5984186), (115, 3382366), (130, 2992093), (169, 2301610), (230, 1691183), (299, 1300910), (338, 1150805), (598, 650455), (845, 460322), (1495, 260182), (1690, 230161), (2990, 130091), (3887, 100070), (7774, 50035), (10007, 38870), (19435, 20014)]