19612480

素因数分解:

$2^6\times 5^1\times {\mathrm{167}}^1\times {\mathrm{367}}^1$

素因数の和:551

約数の個数: 56

約数和(自身を含む): 47109888

約数和(自身を除く): 27497408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 167, 320, 334, 367, 668, 734, 835, 1336, 1468, 1670, 1835, 2672, 2936, 3340, 3670, 5344, 5872, 6680, 7340, 10688, 11744, 13360, 14680, 23488, 26720, 29360, 53440, 58720, 61289, 117440, 122578, 245156, 306445, 490312, 612890, 980624, 1225780, 1961248, 2451560, 3922496, 4903120, 9806240, 19612480]

約数ペア:

[(1, 19612480), (2, 9806240), (4, 4903120), (5, 3922496), (8, 2451560), (10, 1961248), (16, 1225780), (20, 980624), (32, 612890), (40, 490312), (64, 306445), (80, 245156), (160, 122578), (167, 117440), (320, 61289), (334, 58720), (367, 53440), (668, 29360), (734, 26720), (835, 23488), (1336, 14680), (1468, 13360), (1670, 11744), (1835, 10688), (2672, 7340), (2936, 6680), (3340, 5872), (3670, 5344)]