7138940460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{657361}}^1$

素因数の和:657554

約数の個数: 48

約数和(自身を含む): 20099500512

約数和(自身を除く): 12960560052

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 181, 362, 543, 724, 905, 1086, 1810, 2172, 2715, 3620, 5430, 10860, 657361, 1314722, 1972083, 2629444, 3286805, 3944166, 6573610, 7888332, 9860415, 13147220, 19720830, 39441660, 118982341, 237964682, 356947023, 475929364, 594911705, 713894046, 1189823410, 1427788092, 1784735115, 2379646820, 3569470230, 7138940460]

約数ペア:

[(1, 7138940460), (2, 3569470230), (3, 2379646820), (4, 1784735115), (5, 1427788092), (6, 1189823410), (10, 713894046), (12, 594911705), (15, 475929364), (20, 356947023), (30, 237964682), (60, 118982341), (181, 39441660), (362, 19720830), (543, 13147220), (724, 9860415), (905, 7888332), (1086, 6573610), (1810, 3944166), (2172, 3286805), (2715, 2629444), (3620, 1972083), (5430, 1314722), (10860, 657361)]