19229380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2459}}^1$

素因数の和:2508

約数の個数: 48

約数和(自身を含む): 44634240

約数和(自身を除く): 25404860

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 2459, 3910, 4918, 7820, 9836, 12295, 24590, 41803, 49180, 56557, 83606, 113114, 167212, 209015, 226228, 282785, 418030, 565570, 836060, 961469, 1131140, 1922938, 3845876, 4807345, 9614690, 19229380]

約数ペア:

[(1, 19229380), (2, 9614690), (4, 4807345), (5, 3845876), (10, 1922938), (17, 1131140), (20, 961469), (23, 836060), (34, 565570), (46, 418030), (68, 282785), (85, 226228), (92, 209015), (115, 167212), (170, 113114), (230, 83606), (340, 56557), (391, 49180), (460, 41803), (782, 24590), (1564, 12295), (1955, 9836), (2459, 7820), (3910, 4918)]