26805940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1609}}^1$

素因数の和:1649

約数の個数: 72

約数和(自身を含む): 69378120

約数和(自身を除く): 42572180

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1609, 1666, 2380, 3218, 3332, 4165, 6436, 8045, 8330, 11263, 16090, 16660, 22526, 27353, 32180, 45052, 54706, 56315, 78841, 109412, 112630, 136765, 157682, 191471, 225260, 273530, 315364, 382942, 394205, 547060, 765884, 788410, 957355, 1340297, 1576820, 1914710, 2680594, 3829420, 5361188, 6701485, 13402970, 26805940]

約数ペア:

[(1, 26805940), (2, 13402970), (4, 6701485), (5, 5361188), (7, 3829420), (10, 2680594), (14, 1914710), (17, 1576820), (20, 1340297), (28, 957355), (34, 788410), (35, 765884), (49, 547060), (68, 394205), (70, 382942), (85, 315364), (98, 273530), (119, 225260), (140, 191471), (170, 157682), (196, 136765), (238, 112630), (245, 109412), (340, 78841), (476, 56315), (490, 54706), (595, 45052), (833, 32180), (980, 27353), (1190, 22526), (1609, 16660), (1666, 16090), (2380, 11263), (3218, 8330), (3332, 8045), (4165, 6436)]