7240720

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3121}}^1$

素因数の和:3163

約数の個数: 40

約数和(自身を含む): 17420760

約数和(自身を除く): 10180040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 3121, 6242, 12484, 15605, 24968, 31210, 49936, 62420, 90509, 124840, 181018, 249680, 362036, 452545, 724072, 905090, 1448144, 1810180, 3620360, 7240720]

約数ペア:

[(1, 7240720), (2, 3620360), (4, 1810180), (5, 1448144), (8, 905090), (10, 724072), (16, 452545), (20, 362036), (29, 249680), (40, 181018), (58, 124840), (80, 90509), (116, 62420), (145, 49936), (232, 31210), (290, 24968), (464, 15605), (580, 12484), (1160, 6242), (2320, 3121)]