2020440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 6156000

約数和(自身を除く): 4135560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 113, 120, 149, 226, 298, 339, 447, 452, 565, 596, 678, 745, 894, 904, 1130, 1192, 1356, 1490, 1695, 1788, 2235, 2260, 2712, 2980, 3390, 3576, 4470, 4520, 5960, 6780, 8940, 13560, 16837, 17880, 33674, 50511, 67348, 84185, 101022, 134696, 168370, 202044, 252555, 336740, 404088, 505110, 673480, 1010220, 2020440]

約数ペア:

[(1, 2020440), (2, 1010220), (3, 673480), (4, 505110), (5, 404088), (6, 336740), (8, 252555), (10, 202044), (12, 168370), (15, 134696), (20, 101022), (24, 84185), (30, 67348), (40, 50511), (60, 33674), (113, 17880), (120, 16837), (149, 13560), (226, 8940), (298, 6780), (339, 5960), (447, 4520), (452, 4470), (565, 3576), (596, 3390), (678, 2980), (745, 2712), (894, 2260), (904, 2235), (1130, 1788), (1192, 1695), (1356, 1490)]