19686480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7457}}^1$

素因数の和:7484

約数の個数: 80

約数和(自身を含む): 66585024

約数和(自身を除く): 46898544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 7457, 14914, 22371, 29828, 37285, 44742, 59656, 74570, 82027, 89484, 111855, 119312, 149140, 164054, 178968, 223710, 246081, 298280, 328108, 357936, 410135, 447420, 492162, 596560, 656216, 820270, 894840, 984324, 1230405, 1312432, 1640540, 1789680, 1968648, 2460810, 3281080, 3937296, 4921620, 6562160, 9843240, 19686480]

約数ペア:

[(1, 19686480), (2, 9843240), (3, 6562160), (4, 4921620), (5, 3937296), (6, 3281080), (8, 2460810), (10, 1968648), (11, 1789680), (12, 1640540), (15, 1312432), (16, 1230405), (20, 984324), (22, 894840), (24, 820270), (30, 656216), (33, 596560), (40, 492162), (44, 447420), (48, 410135), (55, 357936), (60, 328108), (66, 298280), (80, 246081), (88, 223710), (110, 178968), (120, 164054), (132, 149140), (165, 119312), (176, 111855), (220, 89484), (240, 82027), (264, 74570), (330, 59656), (440, 44742), (528, 37285), (660, 29828), (880, 22371), (1320, 14914), (2640, 7457)]