1814480

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{613}}^1$

素因数の和:663

約数の個数: 40

約数和(自身を含む): 4339752

約数和(自身を除く): 2525272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 613, 740, 1226, 1480, 2452, 2960, 3065, 4904, 6130, 9808, 12260, 22681, 24520, 45362, 49040, 90724, 113405, 181448, 226810, 362896, 453620, 907240, 1814480]

約数ペア:

[(1, 1814480), (2, 907240), (4, 453620), (5, 362896), (8, 226810), (10, 181448), (16, 113405), (20, 90724), (37, 49040), (40, 45362), (74, 24520), (80, 22681), (148, 12260), (185, 9808), (296, 6130), (370, 4904), (592, 3065), (613, 2960), (740, 2452), (1226, 1480)]