55836520

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{2843}}^1$

素因数の和:3345

約数の個数: 32

約数和(自身を含む): 125932320

約数和(自身を除く): 70095800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 982, 1964, 2455, 2843, 3928, 4910, 5686, 9820, 11372, 14215, 19640, 22744, 28430, 56860, 113720, 1395913, 2791826, 5583652, 6979565, 11167304, 13959130, 27918260, 55836520]

約数ペア:

[(1, 55836520), (2, 27918260), (4, 13959130), (5, 11167304), (8, 6979565), (10, 5583652), (20, 2791826), (40, 1395913), (491, 113720), (982, 56860), (1964, 28430), (2455, 22744), (2843, 19640), (3928, 14215), (4910, 11372), (5686, 9820)]