1420356

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{457}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 3898496

約数和(自身を除く): 2478140

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 74, 84, 111, 148, 222, 259, 444, 457, 518, 777, 914, 1036, 1371, 1554, 1828, 2742, 3108, 3199, 5484, 6398, 9597, 12796, 16909, 19194, 33818, 38388, 50727, 67636, 101454, 118363, 202908, 236726, 355089, 473452, 710178, 1420356]

約数ペア:

[(1, 1420356), (2, 710178), (3, 473452), (4, 355089), (6, 236726), (7, 202908), (12, 118363), (14, 101454), (21, 67636), (28, 50727), (37, 38388), (42, 33818), (74, 19194), (84, 16909), (111, 12796), (148, 9597), (222, 6398), (259, 5484), (444, 3199), (457, 3108), (518, 2742), (777, 1828), (914, 1554), (1036, 1371)]