214422340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{2383}}^1$

素因数の和:2812

約数の個数: 48

約数和(自身を含む): 492629760

約数和(自身を除く): 278207420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 409, 818, 1636, 2045, 2383, 4090, 4499, 4766, 8180, 8998, 9532, 11915, 17996, 22495, 23830, 26213, 44990, 47660, 52426, 89980, 104852, 131065, 262130, 524260, 974647, 1949294, 3898588, 4873235, 9746470, 10721117, 19492940, 21442234, 42884468, 53605585, 107211170, 214422340]

約数ペア:

[(1, 214422340), (2, 107211170), (4, 53605585), (5, 42884468), (10, 21442234), (11, 19492940), (20, 10721117), (22, 9746470), (44, 4873235), (55, 3898588), (110, 1949294), (220, 974647), (409, 524260), (818, 262130), (1636, 131065), (2045, 104852), (2383, 89980), (4090, 52426), (4499, 47660), (4766, 44990), (8180, 26213), (8998, 23830), (9532, 22495), (11915, 17996)]