2493780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{467}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 7076160

約数和(自身を除く): 4582380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 467, 534, 890, 934, 1068, 1335, 1401, 1780, 1868, 2335, 2670, 2802, 4670, 5340, 5604, 7005, 9340, 14010, 28020, 41563, 83126, 124689, 166252, 207815, 249378, 415630, 498756, 623445, 831260, 1246890, 2493780]

約数ペア:

[(1, 2493780), (2, 1246890), (3, 831260), (4, 623445), (5, 498756), (6, 415630), (10, 249378), (12, 207815), (15, 166252), (20, 124689), (30, 83126), (60, 41563), (89, 28020), (178, 14010), (267, 9340), (356, 7005), (445, 5604), (467, 5340), (534, 4670), (890, 2802), (934, 2670), (1068, 2335), (1335, 1868), (1401, 1780)]