856554020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{673}}^1\times {\mathrm{9091}}^1$

素因数の和:9780

約数の個数: 48

約数和(自身を含む): 2059010688

約数和(自身を除く): 1202456668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 673, 1346, 2692, 3365, 4711, 6730, 9091, 9422, 13460, 18182, 18844, 23555, 36364, 45455, 47110, 63637, 90910, 94220, 127274, 181820, 254548, 318185, 636370, 1272740, 6118243, 12236486, 24472972, 30591215, 42827701, 61182430, 85655402, 122364860, 171310804, 214138505, 428277010, 856554020]

約数ペア:

[(1, 856554020), (2, 428277010), (4, 214138505), (5, 171310804), (7, 122364860), (10, 85655402), (14, 61182430), (20, 42827701), (28, 30591215), (35, 24472972), (70, 12236486), (140, 6118243), (673, 1272740), (1346, 636370), (2692, 318185), (3365, 254548), (4711, 181820), (6730, 127274), (9091, 94220), (9422, 90910), (13460, 63637), (18182, 47110), (18844, 45455), (23555, 36364)]