40544028

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{349}}^1\times {\mathrm{461}}^1$

素因数の和:827

約数の個数: 72

約数和(自身を含む): 117717600

約数和(自身を除く): 77173572

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 349, 461, 698, 922, 1047, 1383, 1396, 1844, 2094, 2443, 2766, 3141, 3227, 4149, 4188, 4886, 5532, 6282, 6454, 7329, 8298, 9681, 9772, 12564, 12908, 14658, 16596, 19362, 21987, 29043, 29316, 38724, 43974, 58086, 87948, 116172, 160889, 321778, 482667, 643556, 965334, 1126223, 1448001, 1930668, 2252446, 2896002, 3378669, 4504892, 5792004, 6757338, 10136007, 13514676, 20272014, 40544028]

約数ペア:

[(1, 40544028), (2, 20272014), (3, 13514676), (4, 10136007), (6, 6757338), (7, 5792004), (9, 4504892), (12, 3378669), (14, 2896002), (18, 2252446), (21, 1930668), (28, 1448001), (36, 1126223), (42, 965334), (63, 643556), (84, 482667), (126, 321778), (252, 160889), (349, 116172), (461, 87948), (698, 58086), (922, 43974), (1047, 38724), (1383, 29316), (1396, 29043), (1844, 21987), (2094, 19362), (2443, 16596), (2766, 14658), (3141, 12908), (3227, 12564), (4149, 9772), (4188, 9681), (4886, 8298), (5532, 7329), (6282, 6454)]