2019438990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{70783}}^1$

素因数の和:71113

約数の個数: 48

約数和(自身を含む): 5267179008

約数和(自身を除く): 3247740018

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 317, 634, 951, 1585, 1902, 2853, 3170, 4755, 5706, 9510, 14265, 28530, 70783, 141566, 212349, 353915, 424698, 637047, 707830, 1061745, 1274094, 2123490, 3185235, 6370470, 22438211, 44876422, 67314633, 112191055, 134629266, 201943899, 224382110, 336573165, 403887798, 673146330, 1009719495, 2019438990]

約数ペア:

[(1, 2019438990), (2, 1009719495), (3, 673146330), (5, 403887798), (6, 336573165), (9, 224382110), (10, 201943899), (15, 134629266), (18, 112191055), (30, 67314633), (45, 44876422), (90, 22438211), (317, 6370470), (634, 3185235), (951, 2123490), (1585, 1274094), (1902, 1061745), (2853, 707830), (3170, 637047), (4755, 424698), (5706, 353915), (9510, 212349), (14265, 141566), (28530, 70783)]