1946180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:156

約数の個数: 48

約数和(自身を含む): 4376064

約数和(自身を除く): 2429884

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 73, 86, 124, 146, 155, 172, 215, 292, 310, 365, 430, 620, 730, 860, 1333, 1460, 2263, 2666, 3139, 4526, 5332, 6278, 6665, 9052, 11315, 12556, 13330, 15695, 22630, 26660, 31390, 45260, 62780, 97309, 194618, 389236, 486545, 973090, 1946180]

約数ペア:

[(1, 1946180), (2, 973090), (4, 486545), (5, 389236), (10, 194618), (20, 97309), (31, 62780), (43, 45260), (62, 31390), (73, 26660), (86, 22630), (124, 15695), (146, 13330), (155, 12556), (172, 11315), (215, 9052), (292, 6665), (310, 6278), (365, 5332), (430, 4526), (620, 3139), (730, 2666), (860, 2263), (1333, 1460)]