16880040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{46889}}^1$

素因数の和:46906

約数の個数: 48

約数和(自身を含む): 54861300

約数和(自身を除く): 37981260

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 46889, 93778, 140667, 187556, 234445, 281334, 375112, 422001, 468890, 562668, 703335, 844002, 937780, 1125336, 1406670, 1688004, 1875560, 2110005, 2813340, 3376008, 4220010, 5626680, 8440020, 16880040]

約数ペア:

[(1, 16880040), (2, 8440020), (3, 5626680), (4, 4220010), (5, 3376008), (6, 2813340), (8, 2110005), (9, 1875560), (10, 1688004), (12, 1406670), (15, 1125336), (18, 937780), (20, 844002), (24, 703335), (30, 562668), (36, 468890), (40, 422001), (45, 375112), (60, 281334), (72, 234445), (90, 187556), (120, 140667), (180, 93778), (360, 46889)]