31114140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{809}}^1$

素因数の和:1462

約数の個数: 48

約数和(自身を含む): 87363360

約数和(自身を除く): 56249220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 641, 809, 1282, 1618, 1923, 2427, 2564, 3205, 3236, 3846, 4045, 4854, 6410, 7692, 8090, 9615, 9708, 12135, 12820, 16180, 19230, 24270, 38460, 48540, 518569, 1037138, 1555707, 2074276, 2592845, 3111414, 5185690, 6222828, 7778535, 10371380, 15557070, 31114140]

約数ペア:

[(1, 31114140), (2, 15557070), (3, 10371380), (4, 7778535), (5, 6222828), (6, 5185690), (10, 3111414), (12, 2592845), (15, 2074276), (20, 1555707), (30, 1037138), (60, 518569), (641, 48540), (809, 38460), (1282, 24270), (1618, 19230), (1923, 16180), (2427, 12820), (2564, 12135), (3205, 9708), (3236, 9615), (3846, 8090), (4045, 7692), (4854, 6410)]