179988710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{7829}}^1$

素因数の和:7877

約数の個数: 48

約数和(自身を含む): 374900400

約数和(自身を除く): 194911690

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 121, 190, 209, 242, 418, 605, 1045, 1210, 2090, 2299, 4598, 7829, 11495, 15658, 22990, 39145, 78290, 86119, 148751, 172238, 297502, 430595, 743755, 861190, 947309, 1487510, 1636261, 1894618, 3272522, 4736545, 8181305, 9473090, 16362610, 17998871, 35997742, 89994355, 179988710]

約数ペア:

[(1, 179988710), (2, 89994355), (5, 35997742), (10, 17998871), (11, 16362610), (19, 9473090), (22, 8181305), (38, 4736545), (55, 3272522), (95, 1894618), (110, 1636261), (121, 1487510), (190, 947309), (209, 861190), (242, 743755), (418, 430595), (605, 297502), (1045, 172238), (1210, 148751), (2090, 86119), (2299, 78290), (4598, 39145), (7829, 22990), (11495, 15658)]