2019921660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1163}}^1\times {\mathrm{9649}}^1$

素因数の和:10827

約数の個数: 72

約数和(自身を含む): 6132999600

約数和(自身を除く): 4113077940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1163, 2326, 3489, 4652, 5815, 6978, 9649, 10467, 11630, 13956, 17445, 19298, 20934, 23260, 28947, 34890, 38596, 41868, 48245, 52335, 57894, 69780, 86841, 96490, 104670, 115788, 144735, 173682, 192980, 209340, 289470, 347364, 434205, 578940, 868410, 1736820, 11221787, 22443574, 33665361, 44887148, 56108935, 67330722, 100996083, 112217870, 134661444, 168326805, 201992166, 224435740, 336653610, 403984332, 504980415, 673307220, 1009960830, 2019921660]

約数ペア:

[(1, 2019921660), (2, 1009960830), (3, 673307220), (4, 504980415), (5, 403984332), (6, 336653610), (9, 224435740), (10, 201992166), (12, 168326805), (15, 134661444), (18, 112217870), (20, 100996083), (30, 67330722), (36, 56108935), (45, 44887148), (60, 33665361), (90, 22443574), (180, 11221787), (1163, 1736820), (2326, 868410), (3489, 578940), (4652, 434205), (5815, 347364), (6978, 289470), (9649, 209340), (10467, 192980), (11630, 173682), (13956, 144735), (17445, 115788), (19298, 104670), (20934, 96490), (23260, 86841), (28947, 69780), (34890, 57894), (38596, 52335), (41868, 48245)]