6786520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:476

約数の個数: 64

約数和(自身を含む): 17015040

約数和(自身を除く): 10228520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 421, 520, 620, 806, 842, 1240, 1612, 1684, 2015, 2105, 3224, 3368, 4030, 4210, 5473, 8060, 8420, 10946, 13051, 16120, 16840, 21892, 26102, 27365, 43784, 52204, 54730, 65255, 104408, 109460, 130510, 169663, 218920, 261020, 339326, 522040, 678652, 848315, 1357304, 1696630, 3393260, 6786520]

約数ペア:

[(1, 6786520), (2, 3393260), (4, 1696630), (5, 1357304), (8, 848315), (10, 678652), (13, 522040), (20, 339326), (26, 261020), (31, 218920), (40, 169663), (52, 130510), (62, 109460), (65, 104408), (104, 65255), (124, 54730), (130, 52204), (155, 43784), (248, 27365), (260, 26102), (310, 21892), (403, 16840), (421, 16120), (520, 13051), (620, 10946), (806, 8420), (842, 8060), (1240, 5473), (1612, 4210), (1684, 4030), (2015, 3368), (2105, 3224)]