207832040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{399677}}^1$

素因数の和:399701

約数の個数: 32

約数和(自身を含む): 503594280

約数和(自身を除く): 295762240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 399677, 799354, 1598708, 1998385, 3197416, 3996770, 5195801, 7993540, 10391602, 15987080, 20783204, 25979005, 41566408, 51958010, 103916020, 207832040]

約数ペア:

[(1, 207832040), (2, 103916020), (4, 51958010), (5, 41566408), (8, 25979005), (10, 20783204), (13, 15987080), (20, 10391602), (26, 7993540), (40, 5195801), (52, 3996770), (65, 3197416), (104, 1998385), (130, 1598708), (260, 799354), (520, 399677)]