19029800

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:255

約数の個数: 96

約数和(自身を含む): 48713400

約数和(自身を除く): 29683600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 29, 34, 40, 50, 58, 68, 85, 100, 116, 136, 145, 170, 193, 200, 232, 290, 340, 386, 425, 493, 580, 680, 725, 772, 850, 965, 986, 1160, 1450, 1544, 1700, 1930, 1972, 2465, 2900, 3281, 3400, 3860, 3944, 4825, 4930, 5597, 5800, 6562, 7720, 9650, 9860, 11194, 12325, 13124, 16405, 19300, 19720, 22388, 24650, 26248, 27985, 32810, 38600, 44776, 49300, 55970, 65620, 82025, 95149, 98600, 111940, 131240, 139925, 164050, 190298, 223880, 279850, 328100, 380596, 475745, 559700, 656200, 761192, 951490, 1119400, 1902980, 2378725, 3805960, 4757450, 9514900, 19029800]

約数ペア:

[(1, 19029800), (2, 9514900), (4, 4757450), (5, 3805960), (8, 2378725), (10, 1902980), (17, 1119400), (20, 951490), (25, 761192), (29, 656200), (34, 559700), (40, 475745), (50, 380596), (58, 328100), (68, 279850), (85, 223880), (100, 190298), (116, 164050), (136, 139925), (145, 131240), (170, 111940), (193, 98600), (200, 95149), (232, 82025), (290, 65620), (340, 55970), (386, 49300), (425, 44776), (493, 38600), (580, 32810), (680, 27985), (725, 26248), (772, 24650), (850, 22388), (965, 19720), (986, 19300), (1160, 16405), (1450, 13124), (1544, 12325), (1700, 11194), (1930, 9860), (1972, 9650), (2465, 7720), (2900, 6562), (3281, 5800), (3400, 5597), (3860, 4930), (3944, 4825)]