6650580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{557}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 18748800

約数和(自身を除く): 12098220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 199, 398, 557, 597, 796, 995, 1114, 1194, 1671, 1990, 2228, 2388, 2785, 2985, 3342, 3980, 5570, 5970, 6684, 8355, 11140, 11940, 16710, 33420, 110843, 221686, 332529, 443372, 554215, 665058, 1108430, 1330116, 1662645, 2216860, 3325290, 6650580]

約数ペア:

[(1, 6650580), (2, 3325290), (3, 2216860), (4, 1662645), (5, 1330116), (6, 1108430), (10, 665058), (12, 554215), (15, 443372), (20, 332529), (30, 221686), (60, 110843), (199, 33420), (398, 16710), (557, 11940), (597, 11140), (796, 8355), (995, 6684), (1114, 5970), (1194, 5570), (1671, 3980), (1990, 3342), (2228, 2985), (2388, 2785)]