172510660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{39749}}^1$

素因数の和:39796

約数の個数: 48

約数和(自身を含む): 427392000

約数和(自身を除く): 254881340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 39749, 79498, 158996, 198745, 278243, 397490, 556486, 794980, 1112972, 1232219, 1391215, 2464438, 2782430, 4928876, 5564860, 6161095, 8625533, 12322190, 17251066, 24644380, 34502132, 43127665, 86255330, 172510660]

約数ペア:

[(1, 172510660), (2, 86255330), (4, 43127665), (5, 34502132), (7, 24644380), (10, 17251066), (14, 12322190), (20, 8625533), (28, 6161095), (31, 5564860), (35, 4928876), (62, 2782430), (70, 2464438), (124, 1391215), (140, 1232219), (155, 1112972), (217, 794980), (310, 556486), (434, 397490), (620, 278243), (868, 198745), (1085, 158996), (2170, 79498), (4340, 39749)]