141140740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{28571}}^1$

素因数の和:28612

約数の個数: 48

約数和(自身を含む): 336006720

約数和(自身を除く): 194865980

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 28571, 57142, 114284, 142855, 285710, 371423, 542849, 571420, 742846, 1085698, 1485692, 1857115, 2171396, 2714245, 3714230, 5428490, 7057037, 7428460, 10856980, 14114074, 28228148, 35285185, 70570370, 141140740]

約数ペア:

[(1, 141140740), (2, 70570370), (4, 35285185), (5, 28228148), (10, 14114074), (13, 10856980), (19, 7428460), (20, 7057037), (26, 5428490), (38, 3714230), (52, 2714245), (65, 2171396), (76, 1857115), (95, 1485692), (130, 1085698), (190, 742846), (247, 571420), (260, 542849), (380, 371423), (494, 285710), (988, 142855), (1235, 114284), (2470, 57142), (4940, 28571)]