19122720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{39839}}^1$

素因数の和:39857

約数の個数: 48

約数和(自身を含む): 60238080

約数和(自身を除く): 41115360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 39839, 79678, 119517, 159356, 199195, 239034, 318712, 398390, 478068, 597585, 637424, 796780, 956136, 1195170, 1274848, 1593560, 1912272, 2390340, 3187120, 3824544, 4780680, 6374240, 9561360, 19122720]

約数ペア:

[(1, 19122720), (2, 9561360), (3, 6374240), (4, 4780680), (5, 3824544), (6, 3187120), (8, 2390340), (10, 1912272), (12, 1593560), (15, 1274848), (16, 1195170), (20, 956136), (24, 796780), (30, 637424), (32, 597585), (40, 478068), (48, 398390), (60, 318712), (80, 239034), (96, 199195), (120, 159356), (160, 119517), (240, 79678), (480, 39839)]