201923217080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{388313879}}^1$

素因数の和:388313903

約数の個数: 32

約数和(自身を含む): 489275488800

約数和(自身を除く): 287352271720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 388313879, 776627758, 1553255516, 1941569395, 3106511032, 3883138790, 5048080427, 7766277580, 10096160854, 15532555160, 20192321708, 25240402135, 40384643416, 50480804270, 100961608540, 201923217080]

約数ペア:

[(1, 201923217080), (2, 100961608540), (4, 50480804270), (5, 40384643416), (8, 25240402135), (10, 20192321708), (13, 15532555160), (20, 10096160854), (26, 7766277580), (40, 5048080427), (52, 3883138790), (65, 3106511032), (104, 1941569395), (130, 1553255516), (260, 776627758), (520, 388313879)]