17520420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4787}}^1$

素因数の和:4860

約数の個数: 48

約数和(自身を含む): 49871808

約数和(自身を除く): 32351388

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, 3660, 4787, 9574, 14361, 19148, 23935, 28722, 47870, 57444, 71805, 95740, 143610, 287220, 292007, 584014, 876021, 1168028, 1460035, 1752042, 2920070, 3504084, 4380105, 5840140, 8760210, 17520420]

約数ペア:

[(1, 17520420), (2, 8760210), (3, 5840140), (4, 4380105), (5, 3504084), (6, 2920070), (10, 1752042), (12, 1460035), (15, 1168028), (20, 876021), (30, 584014), (60, 292007), (61, 287220), (122, 143610), (183, 95740), (244, 71805), (305, 57444), (366, 47870), (610, 28722), (732, 23935), (915, 19148), (1220, 14361), (1830, 9574), (3660, 4787)]