16726220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3229}}^1$

素因数の和:3282

約数の個数: 48

約数和(自身を含む): 41240640

約数和(自身を除く): 24514420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 3229, 5180, 6458, 12916, 16145, 22603, 32290, 45206, 64580, 90412, 113015, 119473, 226030, 238946, 452060, 477892, 597365, 836311, 1194730, 1672622, 2389460, 3345244, 4181555, 8363110, 16726220]

約数ペア:

[(1, 16726220), (2, 8363110), (4, 4181555), (5, 3345244), (7, 2389460), (10, 1672622), (14, 1194730), (20, 836311), (28, 597365), (35, 477892), (37, 452060), (70, 238946), (74, 226030), (140, 119473), (148, 113015), (185, 90412), (259, 64580), (370, 45206), (518, 32290), (740, 22603), (1036, 16145), (1295, 12916), (2590, 6458), (3229, 5180)]