2749180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 6713280

約数和(自身を除く): 3964100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 269, 292, 365, 511, 538, 730, 1022, 1076, 1345, 1460, 1883, 2044, 2555, 2690, 3766, 5110, 5380, 7532, 9415, 10220, 18830, 19637, 37660, 39274, 78548, 98185, 137459, 196370, 274918, 392740, 549836, 687295, 1374590, 2749180]

約数ペア:

[(1, 2749180), (2, 1374590), (4, 687295), (5, 549836), (7, 392740), (10, 274918), (14, 196370), (20, 137459), (28, 98185), (35, 78548), (70, 39274), (73, 37660), (140, 19637), (146, 18830), (269, 10220), (292, 9415), (365, 7532), (511, 5380), (538, 5110), (730, 3766), (1022, 2690), (1076, 2555), (1345, 2044), (1460, 1883)]