172814860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{5711}}^1$

素因数の和:5826

約数の個数: 48

約数和(自身を含む): 388644480

約数和(自身を除く): 215829620

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 89, 170, 178, 340, 356, 445, 890, 1513, 1780, 3026, 5711, 6052, 7565, 11422, 15130, 22844, 28555, 30260, 57110, 97087, 114220, 194174, 388348, 485435, 508279, 970870, 1016558, 1941740, 2033116, 2541395, 5082790, 8640743, 10165580, 17281486, 34562972, 43203715, 86407430, 172814860]

約数ペア:

[(1, 172814860), (2, 86407430), (4, 43203715), (5, 34562972), (10, 17281486), (17, 10165580), (20, 8640743), (34, 5082790), (68, 2541395), (85, 2033116), (89, 1941740), (170, 1016558), (178, 970870), (340, 508279), (356, 485435), (445, 388348), (890, 194174), (1513, 114220), (1780, 97087), (3026, 57110), (5711, 30260), (6052, 28555), (7565, 22844), (11422, 15130)]