38318540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{503}}^1$

素因数の和:818

約数の個数: 48

約数和(自身を含む): 87127488

約数和(自身を除く): 48808948

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 293, 503, 586, 1006, 1172, 1465, 2012, 2515, 2930, 3809, 5030, 5860, 6539, 7618, 10060, 13078, 15236, 19045, 26156, 32695, 38090, 65390, 76180, 130780, 147379, 294758, 589516, 736895, 1473790, 1915927, 2947580, 3831854, 7663708, 9579635, 19159270, 38318540]

約数ペア:

[(1, 38318540), (2, 19159270), (4, 9579635), (5, 7663708), (10, 3831854), (13, 2947580), (20, 1915927), (26, 1473790), (52, 736895), (65, 589516), (130, 294758), (260, 147379), (293, 130780), (503, 76180), (586, 65390), (1006, 38090), (1172, 32695), (1465, 26156), (2012, 19045), (2515, 15236), (2930, 13078), (3809, 10060), (5030, 7618), (5860, 6539)]