1025009420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{7283}}^1$

素因数の和:7550

約数の個数: 48

約数和(自身を含む): 2232050688

約数和(自身を除く): 1207041268

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 227, 310, 454, 620, 908, 1135, 2270, 4540, 7037, 7283, 14074, 14566, 28148, 29132, 35185, 36415, 70370, 72830, 140740, 145660, 225773, 451546, 903092, 1128865, 1653241, 2257730, 3306482, 4515460, 6612964, 8266205, 16532410, 33064820, 51250471, 102500942, 205001884, 256252355, 512504710, 1025009420]

約数ペア:

[(1, 1025009420), (2, 512504710), (4, 256252355), (5, 205001884), (10, 102500942), (20, 51250471), (31, 33064820), (62, 16532410), (124, 8266205), (155, 6612964), (227, 4515460), (310, 3306482), (454, 2257730), (620, 1653241), (908, 1128865), (1135, 903092), (2270, 451546), (4540, 225773), (7037, 145660), (7283, 140740), (14074, 72830), (14566, 70370), (28148, 36415), (29132, 35185)]