2018031520

素因数分解:

$2^5\times 5^1\times {\mathrm{859}}^1\times {\mathrm{14683}}^1$

素因数の和:15557

約数の個数: 48

約数和(自身を含む): 4773474720

約数和(自身を除く): 2755443200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 859, 1718, 3436, 4295, 6872, 8590, 13744, 14683, 17180, 27488, 29366, 34360, 58732, 68720, 73415, 117464, 137440, 146830, 234928, 293660, 469856, 587320, 1174640, 2349280, 12612697, 25225394, 50450788, 63063485, 100901576, 126126970, 201803152, 252253940, 403606304, 504507880, 1009015760, 2018031520]

約数ペア:

[(1, 2018031520), (2, 1009015760), (4, 504507880), (5, 403606304), (8, 252253940), (10, 201803152), (16, 126126970), (20, 100901576), (32, 63063485), (40, 50450788), (80, 25225394), (160, 12612697), (859, 2349280), (1718, 1174640), (3436, 587320), (4295, 469856), (6872, 293660), (8590, 234928), (13744, 146830), (14683, 137440), (17180, 117464), (27488, 73415), (29366, 68720), (34360, 58732)]