31565890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1933}}^1$

素因数の和:2034

約数の個数: 32

約数和(自身を含む): 60155136

約数和(自身を除く): 28589246

約数列:

[1, 2, 5, 10, 23, 46, 71, 115, 142, 230, 355, 710, 1633, 1933, 3266, 3866, 8165, 9665, 16330, 19330, 44459, 88918, 137243, 222295, 274486, 444590, 686215, 1372430, 3156589, 6313178, 15782945, 31565890]

約数ペア:

[(1, 31565890), (2, 15782945), (5, 6313178), (10, 3156589), (23, 1372430), (46, 686215), (71, 444590), (115, 274486), (142, 222295), (230, 137243), (355, 88918), (710, 44459), (1633, 19330), (1933, 16330), (3266, 9665), (3866, 8165)]