28984980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4783}}^1$

素因数の和:4896

約数の個数: 48

約数和(自身を含む): 81978624

約数和(自身を除く): 52993644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 101, 202, 303, 404, 505, 606, 1010, 1212, 1515, 2020, 3030, 4783, 6060, 9566, 14349, 19132, 23915, 28698, 47830, 57396, 71745, 95660, 143490, 286980, 483083, 966166, 1449249, 1932332, 2415415, 2898498, 4830830, 5796996, 7246245, 9661660, 14492490, 28984980]

約数ペア:

[(1, 28984980), (2, 14492490), (3, 9661660), (4, 7246245), (5, 5796996), (6, 4830830), (10, 2898498), (12, 2415415), (15, 1932332), (20, 1449249), (30, 966166), (60, 483083), (101, 286980), (202, 143490), (303, 95660), (404, 71745), (505, 57396), (606, 47830), (1010, 28698), (1212, 23915), (1515, 19132), (2020, 14349), (3030, 9566), (4783, 6060)]