19341080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{389}}^1$

素因数の和:524

約数の個数: 64

約数和(自身を含む): 48016800

約数和(自身を除く): 28675720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 113, 220, 226, 389, 440, 452, 565, 778, 904, 1130, 1243, 1556, 1945, 2260, 2486, 3112, 3890, 4279, 4520, 4972, 6215, 7780, 8558, 9944, 12430, 15560, 17116, 21395, 24860, 34232, 42790, 43957, 49720, 85580, 87914, 171160, 175828, 219785, 351656, 439570, 483527, 879140, 967054, 1758280, 1934108, 2417635, 3868216, 4835270, 9670540, 19341080]

約数ペア:

[(1, 19341080), (2, 9670540), (4, 4835270), (5, 3868216), (8, 2417635), (10, 1934108), (11, 1758280), (20, 967054), (22, 879140), (40, 483527), (44, 439570), (55, 351656), (88, 219785), (110, 175828), (113, 171160), (220, 87914), (226, 85580), (389, 49720), (440, 43957), (452, 42790), (565, 34232), (778, 24860), (904, 21395), (1130, 17116), (1243, 15560), (1556, 12430), (1945, 9944), (2260, 8558), (2486, 7780), (3112, 6215), (3890, 4972), (4279, 4520)]