127177540

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{18539}}^1$

素因数の和:18569

約数の個数: 48

約数和(自身を含む): 311472000

約数和(自身を除く): 184294460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 18539, 37078, 74156, 92695, 129773, 185390, 259546, 370780, 519092, 648865, 908411, 1297730, 1816822, 2595460, 3633644, 4542055, 6358877, 9084110, 12717754, 18168220, 25435508, 31794385, 63588770, 127177540]

約数ペア:

[(1, 127177540), (2, 63588770), (4, 31794385), (5, 25435508), (7, 18168220), (10, 12717754), (14, 9084110), (20, 6358877), (28, 4542055), (35, 3633644), (49, 2595460), (70, 1816822), (98, 1297730), (140, 908411), (196, 648865), (245, 519092), (343, 370780), (490, 259546), (686, 185390), (980, 129773), (1372, 92695), (1715, 74156), (3430, 37078), (6860, 18539)]