40672580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{503}}^1$

素因数の和:836

約数の個数: 48

約数和(自身を含む): 92461824

約数和(自身を除く): 51789244

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 311, 503, 622, 1006, 1244, 1555, 2012, 2515, 3110, 4043, 5030, 6220, 6539, 8086, 10060, 13078, 16172, 20215, 26156, 32695, 40430, 65390, 80860, 130780, 156433, 312866, 625732, 782165, 1564330, 2033629, 3128660, 4067258, 8134516, 10168145, 20336290, 40672580]

約数ペア:

[(1, 40672580), (2, 20336290), (4, 10168145), (5, 8134516), (10, 4067258), (13, 3128660), (20, 2033629), (26, 1564330), (52, 782165), (65, 625732), (130, 312866), (260, 156433), (311, 130780), (503, 80860), (622, 65390), (1006, 40430), (1244, 32695), (1555, 26156), (2012, 20215), (2515, 16172), (3110, 13078), (4043, 10060), (5030, 8086), (6220, 6539)]