30205360

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{4549}}^1$

素因数の和:4645

約数の個数: 40

約数和(自身を含む): 71089200

約数和(自身を除く): 40883840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 4549, 6640, 9098, 18196, 22745, 36392, 45490, 72784, 90980, 181960, 363920, 377567, 755134, 1510268, 1887835, 3020536, 3775670, 6041072, 7551340, 15102680, 30205360]

約数ペア:

[(1, 30205360), (2, 15102680), (4, 7551340), (5, 6041072), (8, 3775670), (10, 3020536), (16, 1887835), (20, 1510268), (40, 755134), (80, 377567), (83, 363920), (166, 181960), (332, 90980), (415, 72784), (664, 45490), (830, 36392), (1328, 22745), (1660, 18196), (3320, 9098), (4549, 6640)]