1115727880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{34141}}^1$

素因数の和:34214

約数の個数: 64

約数和(自身を含む): 2704046400

約数和(自身を除く): 1588318520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 76, 86, 95, 152, 172, 190, 215, 344, 380, 430, 760, 817, 860, 1634, 1720, 3268, 4085, 6536, 8170, 16340, 32680, 34141, 68282, 136564, 170705, 273128, 341410, 648679, 682820, 1297358, 1365640, 1468063, 2594716, 2936126, 3243395, 5189432, 5872252, 6486790, 7340315, 11744504, 12973580, 14680630, 25947160, 27893197, 29361260, 55786394, 58722520, 111572788, 139465985, 223145576, 278931970, 557863940, 1115727880]

約数ペア:

[(1, 1115727880), (2, 557863940), (4, 278931970), (5, 223145576), (8, 139465985), (10, 111572788), (19, 58722520), (20, 55786394), (38, 29361260), (40, 27893197), (43, 25947160), (76, 14680630), (86, 12973580), (95, 11744504), (152, 7340315), (172, 6486790), (190, 5872252), (215, 5189432), (344, 3243395), (380, 2936126), (430, 2594716), (760, 1468063), (817, 1365640), (860, 1297358), (1634, 682820), (1720, 648679), (3268, 341410), (4085, 273128), (6536, 170705), (8170, 136564), (16340, 68282), (32680, 34141)]