712978780

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{85081}}^1$

素因数の和:85509

約数の個数: 24

約数和(自身を含む): 1500846480

約数和(自身を除く): 787867700

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 4190, 8380, 85081, 170162, 340324, 425405, 850810, 1701620, 35648939, 71297878, 142595756, 178244695, 356489390, 712978780]

約数ペア:

[(1, 712978780), (2, 356489390), (4, 178244695), (5, 142595756), (10, 71297878), (20, 35648939), (419, 1701620), (838, 850810), (1676, 425405), (2095, 340324), (4190, 170162), (8380, 85081)]