8780340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2399}}^1$

素因数の和:2472

約数の個数: 48

約数和(自身を含む): 24998400

約数和(自身を除く): 16218060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 2399, 3660, 4798, 7197, 9596, 11995, 14394, 23990, 28788, 35985, 47980, 71970, 143940, 146339, 292678, 439017, 585356, 731695, 878034, 1463390, 1756068, 2195085, 2926780, 4390170, 8780340]

約数ペア:

[(1, 8780340), (2, 4390170), (3, 2926780), (4, 2195085), (5, 1756068), (6, 1463390), (10, 878034), (12, 731695), (15, 585356), (20, 439017), (30, 292678), (60, 146339), (61, 143940), (122, 71970), (183, 47980), (244, 35985), (305, 28788), (366, 23990), (610, 14394), (732, 11995), (915, 9596), (1220, 7197), (1830, 4798), (2399, 3660)]