20245440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{21089}}^1$

素因数の和:21109

約数の個数: 56

約数和(自身を含む): 64282320

約数和(自身を除く): 44036880

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, 21089, 42178, 63267, 84356, 105445, 126534, 168712, 210890, 253068, 316335, 337424, 421780, 506136, 632670, 674848, 843560, 1012272, 1265340, 1349696, 1687120, 2024544, 2530680, 3374240, 4049088, 5061360, 6748480, 10122720, 20245440]

約数ペア:

[(1, 20245440), (2, 10122720), (3, 6748480), (4, 5061360), (5, 4049088), (6, 3374240), (8, 2530680), (10, 2024544), (12, 1687120), (15, 1349696), (16, 1265340), (20, 1012272), (24, 843560), (30, 674848), (32, 632670), (40, 506136), (48, 421780), (60, 337424), (64, 316335), (80, 253068), (96, 210890), (120, 168712), (160, 126534), (192, 105445), (240, 84356), (320, 63267), (480, 42178), (960, 21089)]