15437440

素因数分解:

$2^7\times 5^1\times {\mathrm{24121}}^1$

素因数の和:24140

約数の個数: 32

約数和(自身を含む): 36906660

約数和(自身を除く): 21469220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 24121, 48242, 96484, 120605, 192968, 241210, 385936, 482420, 771872, 964840, 1543744, 1929680, 3087488, 3859360, 7718720, 15437440]

約数ペア:

[(1, 15437440), (2, 7718720), (4, 3859360), (5, 3087488), (8, 1929680), (10, 1543744), (16, 964840), (20, 771872), (32, 482420), (40, 385936), (64, 241210), (80, 192968), (128, 120605), (160, 96484), (320, 48242), (640, 24121)]