19114900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:158

約数の個数: 108

約数和(自身を含む): 49871808

約数和(自身を除く): 30756908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 47, 49, 50, 70, 83, 94, 98, 100, 140, 166, 175, 188, 196, 235, 245, 329, 332, 350, 415, 470, 490, 581, 658, 700, 830, 940, 980, 1162, 1175, 1225, 1316, 1645, 1660, 2075, 2303, 2324, 2350, 2450, 2905, 3290, 3901, 4067, 4150, 4606, 4700, 4900, 5810, 6580, 7802, 8134, 8225, 8300, 9212, 11515, 11620, 14525, 15604, 16268, 16450, 19505, 20335, 23030, 27307, 29050, 32900, 39010, 40670, 46060, 54614, 57575, 58100, 78020, 81340, 97525, 101675, 109228, 115150, 136535, 191149, 195050, 203350, 230300, 273070, 382298, 390100, 406700, 546140, 682675, 764596, 955745, 1365350, 1911490, 2730700, 3822980, 4778725, 9557450, 19114900]

約数ペア:

[(1, 19114900), (2, 9557450), (4, 4778725), (5, 3822980), (7, 2730700), (10, 1911490), (14, 1365350), (20, 955745), (25, 764596), (28, 682675), (35, 546140), (47, 406700), (49, 390100), (50, 382298), (70, 273070), (83, 230300), (94, 203350), (98, 195050), (100, 191149), (140, 136535), (166, 115150), (175, 109228), (188, 101675), (196, 97525), (235, 81340), (245, 78020), (329, 58100), (332, 57575), (350, 54614), (415, 46060), (470, 40670), (490, 39010), (581, 32900), (658, 29050), (700, 27307), (830, 23030), (940, 20335), (980, 19505), (1162, 16450), (1175, 16268), (1225, 15604), (1316, 14525), (1645, 11620), (1660, 11515), (2075, 9212), (2303, 8300), (2324, 8225), (2350, 8134), (2450, 7802), (2905, 6580), (3290, 5810), (3901, 4900), (4067, 4700), (4150, 4606)]