39951990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{34147}}^1$

素因数の和:34173

約数の個数: 48

約数和(自身を含む): 111868848

約数和(自身を除く): 71916858

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 34147, 68294, 102441, 170735, 204882, 307323, 341470, 443911, 512205, 614646, 887822, 1024410, 1331733, 1536615, 2219555, 2663466, 3073230, 3995199, 4439110, 6658665, 7990398, 13317330, 19975995, 39951990]

約数ペア:

[(1, 39951990), (2, 19975995), (3, 13317330), (5, 7990398), (6, 6658665), (9, 4439110), (10, 3995199), (13, 3073230), (15, 2663466), (18, 2219555), (26, 1536615), (30, 1331733), (39, 1024410), (45, 887822), (65, 614646), (78, 512205), (90, 443911), (117, 341470), (130, 307323), (195, 204882), (234, 170735), (390, 102441), (585, 68294), (1170, 34147)]