863669820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1107269}}^1$

素因数の和:1107294

約数の個数: 48

約数和(自身を含む): 2604299040

約数和(自身を除く): 1740629220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 1107269, 2214538, 3321807, 4429076, 5536345, 6643614, 11072690, 13287228, 14394497, 16609035, 22145380, 28788994, 33218070, 43183491, 57577988, 66436140, 71972485, 86366982, 143944970, 172733964, 215917455, 287889940, 431834910, 863669820]

約数ペア:

[(1, 863669820), (2, 431834910), (3, 287889940), (4, 215917455), (5, 172733964), (6, 143944970), (10, 86366982), (12, 71972485), (13, 66436140), (15, 57577988), (20, 43183491), (26, 33218070), (30, 28788994), (39, 22145380), (52, 16609035), (60, 14394497), (65, 13287228), (78, 11072690), (130, 6643614), (156, 5536345), (195, 4429076), (260, 3321807), (390, 2214538), (780, 1107269)]