2016840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^5$

素因数の和:49

約数の個数: 96

約数和(自身を含む): 7058880

約数和(自身を除く): 5042040

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, 343, 392, 420, 490, 588, 686, 735, 840, 980, 1029, 1176, 1372, 1470, 1715, 1960, 2058, 2401, 2744, 2940, 3430, 4116, 4802, 5145, 5880, 6860, 7203, 8232, 9604, 10290, 12005, 13720, 14406, 16807, 19208, 20580, 24010, 28812, 33614, 36015, 41160, 48020, 50421, 57624, 67228, 72030, 84035, 96040, 100842, 134456, 144060, 168070, 201684, 252105, 288120, 336140, 403368, 504210, 672280, 1008420, 2016840]

約数ペア:

[(1, 2016840), (2, 1008420), (3, 672280), (4, 504210), (5, 403368), (6, 336140), (7, 288120), (8, 252105), (10, 201684), (12, 168070), (14, 144060), (15, 134456), (20, 100842), (21, 96040), (24, 84035), (28, 72030), (30, 67228), (35, 57624), (40, 50421), (42, 48020), (49, 41160), (56, 36015), (60, 33614), (70, 28812), (84, 24010), (98, 20580), (105, 19208), (120, 16807), (140, 14406), (147, 13720), (168, 12005), (196, 10290), (210, 9604), (245, 8232), (280, 7203), (294, 6860), (343, 5880), (392, 5145), (420, 4802), (490, 4116), (588, 3430), (686, 2940), (735, 2744), (840, 2401), (980, 2058), (1029, 1960), (1176, 1715), (1372, 1470)]