40021992

素因数分解:

$2^3\times 3^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:228

約数の個数: 128

約数和(自身を含む): 118272000

約数和(自身を除く): 78250008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 43, 54, 62, 72, 86, 93, 108, 124, 129, 139, 172, 186, 216, 248, 258, 278, 279, 344, 372, 387, 417, 516, 556, 558, 744, 774, 834, 837, 1032, 1112, 1116, 1161, 1251, 1333, 1548, 1668, 1674, 2232, 2322, 2502, 2666, 3096, 3336, 3348, 3753, 3999, 4309, 4644, 5004, 5332, 5977, 6696, 7506, 7998, 8618, 9288, 10008, 10664, 11954, 11997, 12927, 15012, 15996, 17236, 17931, 23908, 23994, 25854, 30024, 31992, 34472, 35862, 35991, 38781, 47816, 47988, 51708, 53793, 71724, 71982, 77562, 95976, 103416, 107586, 116343, 143448, 143964, 155124, 161379, 185287, 215172, 232686, 287928, 310248, 322758, 370574, 430344, 465372, 555861, 645516, 741148, 930744, 1111722, 1291032, 1482296, 1667583, 2223444, 3335166, 4446888, 5002749, 6670332, 10005498, 13340664, 20010996, 40021992]

約数ペア:

[(1, 40021992), (2, 20010996), (3, 13340664), (4, 10005498), (6, 6670332), (8, 5002749), (9, 4446888), (12, 3335166), (18, 2223444), (24, 1667583), (27, 1482296), (31, 1291032), (36, 1111722), (43, 930744), (54, 741148), (62, 645516), (72, 555861), (86, 465372), (93, 430344), (108, 370574), (124, 322758), (129, 310248), (139, 287928), (172, 232686), (186, 215172), (216, 185287), (248, 161379), (258, 155124), (278, 143964), (279, 143448), (344, 116343), (372, 107586), (387, 103416), (417, 95976), (516, 77562), (556, 71982), (558, 71724), (744, 53793), (774, 51708), (834, 47988), (837, 47816), (1032, 38781), (1112, 35991), (1116, 35862), (1161, 34472), (1251, 31992), (1333, 30024), (1548, 25854), (1668, 23994), (1674, 23908), (2232, 17931), (2322, 17236), (2502, 15996), (2666, 15012), (3096, 12927), (3336, 11997), (3348, 11954), (3753, 10664), (3999, 10008), (4309, 9288), (4644, 8618), (5004, 7998), (5332, 7506), (5977, 6696)]