15230840

素因数分解:

$2^3\times 5^1\times {\mathrm{503}}^1\times {\mathrm{757}}^1$

素因数の和:1271

約数の個数: 32

約数和(自身を含む): 34382880

約数和(自身を除く): 19152040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503, 757, 1006, 1514, 2012, 2515, 3028, 3785, 4024, 5030, 6056, 7570, 10060, 15140, 20120, 30280, 380771, 761542, 1523084, 1903855, 3046168, 3807710, 7615420, 15230840]

約数ペア:

[(1, 15230840), (2, 7615420), (4, 3807710), (5, 3046168), (8, 1903855), (10, 1523084), (20, 761542), (40, 380771), (503, 30280), (757, 20120), (1006, 15140), (1514, 10060), (2012, 7570), (2515, 6056), (3028, 5030), (3785, 4024)]