408099670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:338

約数の個数: 96

約数和(自身を含む): 869045760

約数和(自身を除く): 460946090

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 43, 55, 86, 95, 110, 190, 209, 215, 239, 361, 418, 430, 473, 478, 722, 817, 946, 1045, 1195, 1634, 1805, 2090, 2365, 2390, 2629, 3610, 3971, 4085, 4541, 4730, 5258, 7942, 8170, 8987, 9082, 10277, 13145, 15523, 17974, 19855, 20554, 22705, 26290, 31046, 39710, 44935, 45410, 49951, 51385, 77615, 86279, 89870, 99902, 102770, 113047, 155230, 170753, 172558, 195263, 226094, 249755, 341506, 390526, 431395, 499510, 565235, 853765, 862790, 949069, 976315, 1130470, 1707530, 1898138, 1952630, 2147893, 3709997, 4295786, 4745345, 7419994, 9490690, 10739465, 18549985, 21478930, 37099970, 40809967, 81619934, 204049835, 408099670]

約数ペア:

[(1, 408099670), (2, 204049835), (5, 81619934), (10, 40809967), (11, 37099970), (19, 21478930), (22, 18549985), (38, 10739465), (43, 9490690), (55, 7419994), (86, 4745345), (95, 4295786), (110, 3709997), (190, 2147893), (209, 1952630), (215, 1898138), (239, 1707530), (361, 1130470), (418, 976315), (430, 949069), (473, 862790), (478, 853765), (722, 565235), (817, 499510), (946, 431395), (1045, 390526), (1195, 341506), (1634, 249755), (1805, 226094), (2090, 195263), (2365, 172558), (2390, 170753), (2629, 155230), (3610, 113047), (3971, 102770), (4085, 99902), (4541, 89870), (4730, 86279), (5258, 77615), (7942, 51385), (8170, 49951), (8987, 45410), (9082, 44935), (10277, 39710), (13145, 31046), (15523, 26290), (17974, 22705), (19855, 20554)]