2013290820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{971}}^1\times {\mathrm{11519}}^1$

素因数の和:12505

約数の個数: 72

約数和(自身を含む): 6113802240

約数和(自身を除く): 4100511420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 971, 1942, 2913, 3884, 4855, 5826, 8739, 9710, 11519, 11652, 14565, 17478, 19420, 23038, 29130, 34557, 34956, 43695, 46076, 57595, 58260, 69114, 87390, 103671, 115190, 138228, 172785, 174780, 207342, 230380, 345570, 414684, 518355, 691140, 1036710, 2073420, 11184949, 22369898, 33554847, 44739796, 55924745, 67109694, 100664541, 111849490, 134219388, 167774235, 201329082, 223698980, 335548470, 402658164, 503322705, 671096940, 1006645410, 2013290820]

約数ペア:

[(1, 2013290820), (2, 1006645410), (3, 671096940), (4, 503322705), (5, 402658164), (6, 335548470), (9, 223698980), (10, 201329082), (12, 167774235), (15, 134219388), (18, 111849490), (20, 100664541), (30, 67109694), (36, 55924745), (45, 44739796), (60, 33554847), (90, 22369898), (180, 11184949), (971, 2073420), (1942, 1036710), (2913, 691140), (3884, 518355), (4855, 414684), (5826, 345570), (8739, 230380), (9710, 207342), (11519, 174780), (11652, 172785), (14565, 138228), (17478, 115190), (19420, 103671), (23038, 87390), (29130, 69114), (34557, 58260), (34956, 57595), (43695, 46076)]