30275140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{30893}}^1$

素因数の和:30916

約数の個数: 36

約数和(自身を含む): 73960236

約数和(自身を除く): 43685096

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 30893, 61786, 123572, 154465, 216251, 308930, 432502, 617860, 865004, 1081255, 1513757, 2162510, 3027514, 4325020, 6055028, 7568785, 15137570, 30275140]

約数ペア:

[(1, 30275140), (2, 15137570), (4, 7568785), (5, 6055028), (7, 4325020), (10, 3027514), (14, 2162510), (20, 1513757), (28, 1081255), (35, 865004), (49, 617860), (70, 432502), (98, 308930), (140, 216251), (196, 154465), (245, 123572), (490, 61786), (980, 30893)]