2534781940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{201493}}^1$

素因数の和:201556

約数の個数: 48

約数和(自身を含む): 5788519632

約数和(自身を除く): 3253737692

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 1258, 2516, 3145, 6290, 12580, 201493, 402986, 805972, 1007465, 2014930, 3425381, 4029860, 6850762, 7455241, 13701524, 14910482, 17126905, 29820964, 34253810, 37276205, 68507620, 74552410, 126739097, 149104820, 253478194, 506956388, 633695485, 1267390970, 2534781940]

約数ペア:

[(1, 2534781940), (2, 1267390970), (4, 633695485), (5, 506956388), (10, 253478194), (17, 149104820), (20, 126739097), (34, 74552410), (37, 68507620), (68, 37276205), (74, 34253810), (85, 29820964), (148, 17126905), (170, 14910482), (185, 13701524), (340, 7455241), (370, 6850762), (629, 4029860), (740, 3425381), (1258, 2014930), (2516, 1007465), (3145, 805972), (6290, 402986), (12580, 201493)]