28548380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29131}}^1$

素因数の和:29154

約数の個数: 36

約数和(自身を含む): 69742008

約数和(自身を除く): 41193628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 29131, 58262, 116524, 145655, 203917, 291310, 407834, 582620, 815668, 1019585, 1427419, 2039170, 2854838, 4078340, 5709676, 7137095, 14274190, 28548380]

約数ペア:

[(1, 28548380), (2, 14274190), (4, 7137095), (5, 5709676), (7, 4078340), (10, 2854838), (14, 2039170), (20, 1427419), (28, 1019585), (35, 815668), (49, 582620), (70, 407834), (98, 291310), (140, 203917), (196, 145655), (245, 116524), (490, 58262), (980, 29131)]