19656840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{3343}}^1$

素因数の和:3371

約数の個数: 96

約数和(自身を含む): 68618880

約数和(自身を除く): 48962040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 3343, 5880, 6686, 10029, 13372, 16715, 20058, 23401, 26744, 33430, 40116, 46802, 50145, 66860, 70203, 80232, 93604, 100290, 117005, 133720, 140406, 163807, 187208, 200580, 234010, 280812, 327614, 351015, 401160, 468020, 491421, 561624, 655228, 702030, 819035, 936040, 982842, 1310456, 1404060, 1638070, 1965684, 2457105, 2808120, 3276140, 3931368, 4914210, 6552280, 9828420, 19656840]

約数ペア:

[(1, 19656840), (2, 9828420), (3, 6552280), (4, 4914210), (5, 3931368), (6, 3276140), (7, 2808120), (8, 2457105), (10, 1965684), (12, 1638070), (14, 1404060), (15, 1310456), (20, 982842), (21, 936040), (24, 819035), (28, 702030), (30, 655228), (35, 561624), (40, 491421), (42, 468020), (49, 401160), (56, 351015), (60, 327614), (70, 280812), (84, 234010), (98, 200580), (105, 187208), (120, 163807), (140, 140406), (147, 133720), (168, 117005), (196, 100290), (210, 93604), (245, 80232), (280, 70203), (294, 66860), (392, 50145), (420, 46802), (490, 40116), (588, 33430), (735, 26744), (840, 23401), (980, 20058), (1176, 16715), (1470, 13372), (1960, 10029), (2940, 6686), (3343, 5880)]