2099693705

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 2778811200

約数和(自身を除く): 679117495

約数列:

[1, 5, 19, 31, 95, 109, 155, 211, 545, 589, 961, 1055, 2071, 2945, 3379, 4009, 4805, 6541, 10355, 16895, 18259, 20045, 22999, 32705, 64201, 91295, 104749, 114995, 124279, 202771, 321005, 436981, 523745, 621395, 712969, 1013855, 1990231, 2184905, 3564845, 3852649, 9951155, 13546411, 19263245, 22102039, 67732055, 110510195, 419938741, 2099693705]

約数ペア:

[(1, 2099693705), (5, 419938741), (19, 110510195), (31, 67732055), (95, 22102039), (109, 19263245), (155, 13546411), (211, 9951155), (545, 3852649), (589, 3564845), (961, 2184905), (1055, 1990231), (2071, 1013855), (2945, 712969), (3379, 621395), (4009, 523745), (4805, 436981), (6541, 321005), (10355, 202771), (16895, 124279), (18259, 114995), (20045, 104749), (22999, 91295), (32705, 64201)]