2663670380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{523}}^1\times {\mathrm{5197}}^1$

素因数の和:5743

約数の個数: 72

約数和(自身を含む): 6520662288

約数和(自身を除く): 3856991908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 523, 980, 1046, 2092, 2615, 3661, 5197, 5230, 7322, 10394, 10460, 14644, 18305, 20788, 25627, 25985, 36379, 36610, 51254, 51970, 72758, 73220, 102508, 103940, 128135, 145516, 181895, 254653, 256270, 363790, 509306, 512540, 727580, 1018612, 1273265, 2546530, 2718031, 5093060, 5436062, 10872124, 13590155, 19026217, 27180310, 38052434, 54360620, 76104868, 95131085, 133183519, 190262170, 266367038, 380524340, 532734076, 665917595, 1331835190, 2663670380]

約数ペア:

[(1, 2663670380), (2, 1331835190), (4, 665917595), (5, 532734076), (7, 380524340), (10, 266367038), (14, 190262170), (20, 133183519), (28, 95131085), (35, 76104868), (49, 54360620), (70, 38052434), (98, 27180310), (140, 19026217), (196, 13590155), (245, 10872124), (490, 5436062), (523, 5093060), (980, 2718031), (1046, 2546530), (2092, 1273265), (2615, 1018612), (3661, 727580), (5197, 512540), (5230, 509306), (7322, 363790), (10394, 256270), (10460, 254653), (14644, 181895), (18305, 145516), (20788, 128135), (25627, 103940), (25985, 102508), (36379, 73220), (36610, 72758), (51254, 51970)]