17320400

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:133

約数の個数: 120

約数和(自身を含む): 45666720

約数和(自身を除く): 28346320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 43, 50, 53, 76, 80, 86, 95, 100, 106, 152, 172, 190, 200, 212, 215, 265, 304, 344, 380, 400, 424, 430, 475, 530, 688, 760, 817, 848, 860, 950, 1007, 1060, 1075, 1325, 1520, 1634, 1720, 1900, 2014, 2120, 2150, 2279, 2650, 3268, 3440, 3800, 4028, 4085, 4240, 4300, 4558, 5035, 5300, 6536, 7600, 8056, 8170, 8600, 9116, 10070, 10600, 11395, 13072, 16112, 16340, 17200, 18232, 20140, 20425, 21200, 22790, 25175, 32680, 36464, 40280, 40850, 43301, 45580, 50350, 56975, 65360, 80560, 81700, 86602, 91160, 100700, 113950, 163400, 173204, 182320, 201400, 216505, 227900, 326800, 346408, 402800, 433010, 455800, 692816, 866020, 911600, 1082525, 1732040, 2165050, 3464080, 4330100, 8660200, 17320400]

約数ペア:

[(1, 17320400), (2, 8660200), (4, 4330100), (5, 3464080), (8, 2165050), (10, 1732040), (16, 1082525), (19, 911600), (20, 866020), (25, 692816), (38, 455800), (40, 433010), (43, 402800), (50, 346408), (53, 326800), (76, 227900), (80, 216505), (86, 201400), (95, 182320), (100, 173204), (106, 163400), (152, 113950), (172, 100700), (190, 91160), (200, 86602), (212, 81700), (215, 80560), (265, 65360), (304, 56975), (344, 50350), (380, 45580), (400, 43301), (424, 40850), (430, 40280), (475, 36464), (530, 32680), (688, 25175), (760, 22790), (817, 21200), (848, 20425), (860, 20140), (950, 18232), (1007, 17200), (1060, 16340), (1075, 16112), (1325, 13072), (1520, 11395), (1634, 10600), (1720, 10070), (1900, 9116), (2014, 8600), (2120, 8170), (2150, 8056), (2279, 7600), (2650, 6536), (3268, 5300), (3440, 5035), (3800, 4558), (4028, 4300), (4085, 4240)]