40391490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2731}}^1$

素因数の和:2787

約数の個数: 64

約数和(自身を含む): 106220160

約数和(自身を除く): 65828670

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 29, 30, 34, 51, 58, 85, 87, 102, 145, 170, 174, 255, 290, 435, 493, 510, 870, 986, 1479, 2465, 2731, 2958, 4930, 5462, 7395, 8193, 13655, 14790, 16386, 27310, 40965, 46427, 79199, 81930, 92854, 139281, 158398, 232135, 237597, 278562, 395995, 464270, 475194, 696405, 791990, 1187985, 1346383, 1392810, 2375970, 2692766, 4039149, 6731915, 8078298, 13463830, 20195745, 40391490]

約数ペア:

[(1, 40391490), (2, 20195745), (3, 13463830), (5, 8078298), (6, 6731915), (10, 4039149), (15, 2692766), (17, 2375970), (29, 1392810), (30, 1346383), (34, 1187985), (51, 791990), (58, 696405), (85, 475194), (87, 464270), (102, 395995), (145, 278562), (170, 237597), (174, 232135), (255, 158398), (290, 139281), (435, 92854), (493, 81930), (510, 79199), (870, 46427), (986, 40965), (1479, 27310), (2465, 16386), (2731, 14790), (2958, 13655), (4930, 8193), (5462, 7395)]