9913820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3727}}^1$

素因数の和:3762

約数の個数: 48

約数和(自身を含む): 25052160

約数和(自身を除く): 15138340

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 3727, 7454, 14908, 18635, 26089, 37270, 52178, 70813, 74540, 104356, 130445, 141626, 260890, 283252, 354065, 495691, 521780, 708130, 991382, 1416260, 1982764, 2478455, 4956910, 9913820]

約数ペア:

[(1, 9913820), (2, 4956910), (4, 2478455), (5, 1982764), (7, 1416260), (10, 991382), (14, 708130), (19, 521780), (20, 495691), (28, 354065), (35, 283252), (38, 260890), (70, 141626), (76, 130445), (95, 104356), (133, 74540), (140, 70813), (190, 52178), (266, 37270), (380, 26089), (532, 18635), (665, 14908), (1330, 7454), (2660, 3727)]