2193408340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{280487}}^1$

素因数の和:280536

約数の個数: 48

約数和(自身を含む): 5089174272

約数和(自身を除く): 2895765932

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, 3910, 7820, 280487, 560974, 1121948, 1402435, 2804870, 4768279, 5609740, 6451201, 9536558, 12902402, 19073116, 23841395, 25804804, 32256005, 47682790, 64512010, 95365580, 109670417, 129024020, 219340834, 438681668, 548352085, 1096704170, 2193408340]

約数ペア:

[(1, 2193408340), (2, 1096704170), (4, 548352085), (5, 438681668), (10, 219340834), (17, 129024020), (20, 109670417), (23, 95365580), (34, 64512010), (46, 47682790), (68, 32256005), (85, 25804804), (92, 23841395), (115, 19073116), (170, 12902402), (230, 9536558), (340, 6451201), (391, 5609740), (460, 4768279), (782, 2804870), (1564, 1402435), (1955, 1121948), (3910, 560974), (7820, 280487)]