19613760

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{20431}}^1$

素因数の和:20451

約数の個数: 56

約数和(自身を含む): 62276736

約数和(自身を除く): 42662976

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 20431, 40862, 61293, 81724, 102155, 122586, 163448, 204310, 245172, 306465, 326896, 408620, 490344, 612930, 653792, 817240, 980688, 1225860, 1307584, 1634480, 1961376, 2451720, 3268960, 3922752, 4903440, 6537920, 9806880, 19613760]

約数ペア:

[(1, 19613760), (2, 9806880), (3, 6537920), (4, 4903440), (5, 3922752), (6, 3268960), (8, 2451720), (10, 1961376), (12, 1634480), (15, 1307584), (16, 1225860), (20, 980688), (24, 817240), (30, 653792), (32, 612930), (40, 490344), (48, 408620), (60, 326896), (64, 306465), (80, 245172), (96, 204310), (120, 163448), (160, 122586), (192, 102155), (240, 81724), (320, 61293), (480, 40862), (960, 20431)]