76874420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{17713}}^1$

素因数の和:17760

約数の個数: 48

約数和(自身を含む): 190460928

約数和(自身を除く): 113586508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 17713, 35426, 70852, 88565, 123991, 177130, 247982, 354260, 495964, 549103, 619955, 1098206, 1239910, 2196412, 2479820, 2745515, 3843721, 5491030, 7687442, 10982060, 15374884, 19218605, 38437210, 76874420]

約数ペア:

[(1, 76874420), (2, 38437210), (4, 19218605), (5, 15374884), (7, 10982060), (10, 7687442), (14, 5491030), (20, 3843721), (28, 2745515), (31, 2479820), (35, 2196412), (62, 1239910), (70, 1098206), (124, 619955), (140, 549103), (155, 495964), (217, 354260), (310, 247982), (434, 177130), (620, 123991), (868, 88565), (1085, 70852), (2170, 35426), (4340, 17713)]