40189864

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^2$

素因数の和:135

約数の個数: 96

約数和(自身を含む): 95407200

約数和(自身を除く): 55217336

約数列:

[1, 2, 4, 8, 11, 13, 19, 22, 26, 38, 43, 44, 52, 76, 86, 88, 104, 143, 152, 172, 209, 247, 286, 344, 418, 473, 494, 559, 572, 817, 836, 946, 988, 1118, 1144, 1634, 1672, 1849, 1892, 1976, 2236, 2717, 3268, 3698, 3784, 4472, 5434, 6149, 6536, 7396, 8987, 10621, 10868, 12298, 14792, 17974, 20339, 21242, 21736, 24037, 24596, 35131, 35948, 40678, 42484, 48074, 49192, 70262, 71896, 81356, 84968, 96148, 116831, 140524, 162712, 192296, 233662, 264407, 281048, 386441, 456703, 467324, 528814, 772882, 913406, 934648, 1057628, 1545764, 1826812, 2115256, 3091528, 3653624, 5023733, 10047466, 20094932, 40189864]

約数ペア:

[(1, 40189864), (2, 20094932), (4, 10047466), (8, 5023733), (11, 3653624), (13, 3091528), (19, 2115256), (22, 1826812), (26, 1545764), (38, 1057628), (43, 934648), (44, 913406), (52, 772882), (76, 528814), (86, 467324), (88, 456703), (104, 386441), (143, 281048), (152, 264407), (172, 233662), (209, 192296), (247, 162712), (286, 140524), (344, 116831), (418, 96148), (473, 84968), (494, 81356), (559, 71896), (572, 70262), (817, 49192), (836, 48074), (946, 42484), (988, 40678), (1118, 35948), (1144, 35131), (1634, 24596), (1672, 24037), (1849, 21736), (1892, 21242), (1976, 20339), (2236, 17974), (2717, 14792), (3268, 12298), (3698, 10868), (3784, 10621), (4472, 8987), (5434, 7396), (6149, 6536)]