19496120

素因数分解:

$2^3\times 5^1\times 7^5\times {\mathrm{29}}^1$

素因数の和:75

約数の個数: 96

約数和(自身を含む): 52941600

約数和(自身を除く): 33445480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 49, 56, 58, 70, 98, 116, 140, 145, 196, 203, 232, 245, 280, 290, 343, 392, 406, 490, 580, 686, 812, 980, 1015, 1160, 1372, 1421, 1624, 1715, 1960, 2030, 2401, 2744, 2842, 3430, 4060, 4802, 5684, 6860, 7105, 8120, 9604, 9947, 11368, 12005, 13720, 14210, 16807, 19208, 19894, 24010, 28420, 33614, 39788, 48020, 49735, 56840, 67228, 69629, 79576, 84035, 96040, 99470, 134456, 139258, 168070, 198940, 278516, 336140, 348145, 397880, 487403, 557032, 672280, 696290, 974806, 1392580, 1949612, 2437015, 2785160, 3899224, 4874030, 9748060, 19496120]

約数ペア:

[(1, 19496120), (2, 9748060), (4, 4874030), (5, 3899224), (7, 2785160), (8, 2437015), (10, 1949612), (14, 1392580), (20, 974806), (28, 696290), (29, 672280), (35, 557032), (40, 487403), (49, 397880), (56, 348145), (58, 336140), (70, 278516), (98, 198940), (116, 168070), (140, 139258), (145, 134456), (196, 99470), (203, 96040), (232, 84035), (245, 79576), (280, 69629), (290, 67228), (343, 56840), (392, 49735), (406, 48020), (490, 39788), (580, 33614), (686, 28420), (812, 24010), (980, 19894), (1015, 19208), (1160, 16807), (1372, 14210), (1421, 13720), (1624, 12005), (1715, 11368), (1960, 9947), (2030, 9604), (2401, 8120), (2744, 7105), (2842, 6860), (3430, 5684), (4060, 4802)]