210827440

素因数分解:

$2^4\times 5^1\times {\mathrm{761}}^1\times {\mathrm{3463}}^1$

素因数の和:4237

約数の個数: 40

約数和(自身を含む): 490959648

約数和(自身を除く): 280132208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 761, 1522, 3044, 3463, 3805, 6088, 6926, 7610, 12176, 13852, 15220, 17315, 27704, 30440, 34630, 55408, 60880, 69260, 138520, 277040, 2635343, 5270686, 10541372, 13176715, 21082744, 26353430, 42165488, 52706860, 105413720, 210827440]

約数ペア:

[(1, 210827440), (2, 105413720), (4, 52706860), (5, 42165488), (8, 26353430), (10, 21082744), (16, 13176715), (20, 10541372), (40, 5270686), (80, 2635343), (761, 277040), (1522, 138520), (3044, 69260), (3463, 60880), (3805, 55408), (6088, 34630), (6926, 30440), (7610, 27704), (12176, 17315), (13852, 15220)]