40000002856

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{233}}^1\times {\mathrm{2647}}^1$

素因数の和:2975

約数の個数: 96

約数和(自身を含む): 84059277120

約数和(自身を除く): 44059274264

約数列:

[1, 2, 4, 8, 11, 22, 44, 67, 88, 121, 134, 233, 242, 268, 466, 484, 536, 737, 932, 968, 1474, 1864, 2563, 2647, 2948, 5126, 5294, 5896, 8107, 10252, 10588, 15611, 16214, 20504, 21176, 28193, 29117, 31222, 32428, 56386, 58234, 62444, 64856, 112772, 116468, 124888, 171721, 177349, 225544, 232936, 320287, 343442, 354698, 616751, 640574, 686884, 709396, 1233502, 1281148, 1373768, 1418792, 1888931, 1950839, 2467004, 2562296, 3777862, 3901678, 4934008, 6784261, 7555724, 7803356, 13568522, 15111448, 15606712, 21459229, 27137044, 41322317, 42918458, 54274088, 74626871, 82644634, 85836916, 149253742, 165289268, 171673832, 298507484, 330578536, 454545487, 597014968, 909090974, 1818181948, 3636363896, 5000000357, 10000000714, 20000001428, 40000002856]

約数ペア:

[(1, 40000002856), (2, 20000001428), (4, 10000000714), (8, 5000000357), (11, 3636363896), (22, 1818181948), (44, 909090974), (67, 597014968), (88, 454545487), (121, 330578536), (134, 298507484), (233, 171673832), (242, 165289268), (268, 149253742), (466, 85836916), (484, 82644634), (536, 74626871), (737, 54274088), (932, 42918458), (968, 41322317), (1474, 27137044), (1864, 21459229), (2563, 15606712), (2647, 15111448), (2948, 13568522), (5126, 7803356), (5294, 7555724), (5896, 6784261), (8107, 4934008), (10252, 3901678), (10588, 3777862), (15611, 2562296), (16214, 2467004), (20504, 1950839), (21176, 1888931), (28193, 1418792), (29117, 1373768), (31222, 1281148), (32428, 1233502), (56386, 709396), (58234, 686884), (62444, 640574), (64856, 616751), (112772, 354698), (116468, 343442), (124888, 320287), (171721, 232936), (177349, 225544)]