19110700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1187}}^1$

素因数の和:1231

約数の個数: 72

約数和(自身を含む): 49496832

約数和(自身を除く): 30386132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 70, 92, 100, 115, 140, 161, 175, 230, 322, 350, 460, 575, 644, 700, 805, 1150, 1187, 1610, 2300, 2374, 3220, 4025, 4748, 5935, 8050, 8309, 11870, 16100, 16618, 23740, 27301, 29675, 33236, 41545, 54602, 59350, 83090, 109204, 118700, 136505, 166180, 191107, 207725, 273010, 382214, 415450, 546020, 682525, 764428, 830900, 955535, 1365050, 1911070, 2730100, 3822140, 4777675, 9555350, 19110700]

約数ペア:

[(1, 19110700), (2, 9555350), (4, 4777675), (5, 3822140), (7, 2730100), (10, 1911070), (14, 1365050), (20, 955535), (23, 830900), (25, 764428), (28, 682525), (35, 546020), (46, 415450), (50, 382214), (70, 273010), (92, 207725), (100, 191107), (115, 166180), (140, 136505), (161, 118700), (175, 109204), (230, 83090), (322, 59350), (350, 54602), (460, 41545), (575, 33236), (644, 29675), (700, 27301), (805, 23740), (1150, 16618), (1187, 16100), (1610, 11870), (2300, 8309), (2374, 8050), (3220, 5935), (4025, 4748)]