9904580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{269}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 23950080

約数和(自身を除く): 14045500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 263, 269, 526, 538, 1052, 1076, 1315, 1345, 1841, 1883, 2630, 2690, 3682, 3766, 5260, 5380, 7364, 7532, 9205, 9415, 18410, 18830, 36820, 37660, 70747, 141494, 282988, 353735, 495229, 707470, 990458, 1414940, 1980916, 2476145, 4952290, 9904580]

約数ペア:

[(1, 9904580), (2, 4952290), (4, 2476145), (5, 1980916), (7, 1414940), (10, 990458), (14, 707470), (20, 495229), (28, 353735), (35, 282988), (70, 141494), (140, 70747), (263, 37660), (269, 36820), (526, 18830), (538, 18410), (1052, 9415), (1076, 9205), (1315, 7532), (1345, 7364), (1841, 5380), (1883, 5260), (2630, 3766), (2690, 3682)]