30520760

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{317}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 72122400

約数和(自身を除く): 41601640

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 83, 116, 145, 166, 232, 290, 317, 332, 415, 580, 634, 664, 830, 1160, 1268, 1585, 1660, 2407, 2536, 3170, 3320, 4814, 6340, 9193, 9628, 12035, 12680, 18386, 19256, 24070, 26311, 36772, 45965, 48140, 52622, 73544, 91930, 96280, 105244, 131555, 183860, 210488, 263110, 367720, 526220, 763019, 1052440, 1526038, 3052076, 3815095, 6104152, 7630190, 15260380, 30520760]

約数ペア:

[(1, 30520760), (2, 15260380), (4, 7630190), (5, 6104152), (8, 3815095), (10, 3052076), (20, 1526038), (29, 1052440), (40, 763019), (58, 526220), (83, 367720), (116, 263110), (145, 210488), (166, 183860), (232, 131555), (290, 105244), (317, 96280), (332, 91930), (415, 73544), (580, 52622), (634, 48140), (664, 45965), (830, 36772), (1160, 26311), (1268, 24070), (1585, 19256), (1660, 18386), (2407, 12680), (2536, 12035), (3170, 9628), (3320, 9193), (4814, 6340)]