30642760

素因数分解:

$2^3\times 5^1\times {\mathrm{503}}^1\times {\mathrm{1523}}^1$

素因数の和:2037

約数の個数: 32

約数和(自身を含む): 69128640

約数和(自身を除く): 38485880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503, 1006, 1523, 2012, 2515, 3046, 4024, 5030, 6092, 7615, 10060, 12184, 15230, 20120, 30460, 60920, 766069, 1532138, 3064276, 3830345, 6128552, 7660690, 15321380, 30642760]

約数ペア:

[(1, 30642760), (2, 15321380), (4, 7660690), (5, 6128552), (8, 3830345), (10, 3064276), (20, 1532138), (40, 766069), (503, 60920), (1006, 30460), (1523, 20120), (2012, 15230), (2515, 12184), (3046, 10060), (4024, 7615), (5030, 6092)]