1025820

素因数分解:

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

素因数の和:195

約数の個数: 72

約数和(自身を含む): 3210480

約数和(自身を除く): 2184660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 139, 164, 180, 205, 246, 278, 369, 410, 417, 492, 556, 615, 695, 738, 820, 834, 1230, 1251, 1390, 1476, 1668, 1845, 2085, 2460, 2502, 2780, 3690, 4170, 5004, 5699, 6255, 7380, 8340, 11398, 12510, 17097, 22796, 25020, 28495, 34194, 51291, 56990, 68388, 85485, 102582, 113980, 170970, 205164, 256455, 341940, 512910, 1025820]

約数ペア:

[(1, 1025820), (2, 512910), (3, 341940), (4, 256455), (5, 205164), (6, 170970), (9, 113980), (10, 102582), (12, 85485), (15, 68388), (18, 56990), (20, 51291), (30, 34194), (36, 28495), (41, 25020), (45, 22796), (60, 17097), (82, 12510), (90, 11398), (123, 8340), (139, 7380), (164, 6255), (180, 5699), (205, 5004), (246, 4170), (278, 3690), (369, 2780), (410, 2502), (417, 2460), (492, 2085), (556, 1845), (615, 1668), (695, 1476), (738, 1390), (820, 1251), (834, 1230)]