2051640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:197

約数の個数: 96

約数和(自身を含む): 6879600

約数和(自身を除く): 4827960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 41, 45, 60, 72, 82, 90, 120, 123, 139, 164, 180, 205, 246, 278, 328, 360, 369, 410, 417, 492, 556, 615, 695, 738, 820, 834, 984, 1112, 1230, 1251, 1390, 1476, 1640, 1668, 1845, 2085, 2460, 2502, 2780, 2952, 3336, 3690, 4170, 4920, 5004, 5560, 5699, 6255, 7380, 8340, 10008, 11398, 12510, 14760, 16680, 17097, 22796, 25020, 28495, 34194, 45592, 50040, 51291, 56990, 68388, 85485, 102582, 113980, 136776, 170970, 205164, 227960, 256455, 341940, 410328, 512910, 683880, 1025820, 2051640]

約数ペア:

[(1, 2051640), (2, 1025820), (3, 683880), (4, 512910), (5, 410328), (6, 341940), (8, 256455), (9, 227960), (10, 205164), (12, 170970), (15, 136776), (18, 113980), (20, 102582), (24, 85485), (30, 68388), (36, 56990), (40, 51291), (41, 50040), (45, 45592), (60, 34194), (72, 28495), (82, 25020), (90, 22796), (120, 17097), (123, 16680), (139, 14760), (164, 12510), (180, 11398), (205, 10008), (246, 8340), (278, 7380), (328, 6255), (360, 5699), (369, 5560), (410, 5004), (417, 4920), (492, 4170), (556, 3690), (615, 3336), (695, 2952), (738, 2780), (820, 2502), (834, 2460), (984, 2085), (1112, 1845), (1230, 1668), (1251, 1640), (1390, 1476)]