18068600

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 47139840

約数和(自身を除く): 29071240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 43, 44, 50, 55, 86, 88, 100, 110, 172, 191, 200, 215, 220, 275, 344, 382, 430, 440, 473, 550, 764, 860, 946, 955, 1075, 1100, 1528, 1720, 1892, 1910, 2101, 2150, 2200, 2365, 3784, 3820, 4202, 4300, 4730, 4775, 7640, 8213, 8404, 8600, 9460, 9550, 10505, 11825, 16426, 16808, 18920, 19100, 21010, 23650, 32852, 38200, 41065, 42020, 47300, 52525, 65704, 82130, 84040, 90343, 94600, 105050, 164260, 180686, 205325, 210100, 328520, 361372, 410650, 420200, 451715, 722744, 821300, 903430, 1642600, 1806860, 2258575, 3613720, 4517150, 9034300, 18068600]

約数ペア:

[(1, 18068600), (2, 9034300), (4, 4517150), (5, 3613720), (8, 2258575), (10, 1806860), (11, 1642600), (20, 903430), (22, 821300), (25, 722744), (40, 451715), (43, 420200), (44, 410650), (50, 361372), (55, 328520), (86, 210100), (88, 205325), (100, 180686), (110, 164260), (172, 105050), (191, 94600), (200, 90343), (215, 84040), (220, 82130), (275, 65704), (344, 52525), (382, 47300), (430, 42020), (440, 41065), (473, 38200), (550, 32852), (764, 23650), (860, 21010), (946, 19100), (955, 18920), (1075, 16808), (1100, 16426), (1528, 11825), (1720, 10505), (1892, 9550), (1910, 9460), (2101, 8600), (2150, 8404), (2200, 8213), (2365, 7640), (3784, 4775), (3820, 4730), (4202, 4300)]