210854540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{62383}}^1$

素因数の和:62418

約数の個数: 36

約数和(自身を含む): 479483424

約数和(自身を除く): 268628884

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 62383, 124766, 249532, 311915, 623830, 810979, 1247660, 1621958, 3243916, 4054895, 8109790, 10542727, 16219580, 21085454, 42170908, 52713635, 105427270, 210854540]

約数ペア:

[(1, 210854540), (2, 105427270), (4, 52713635), (5, 42170908), (10, 21085454), (13, 16219580), (20, 10542727), (26, 8109790), (52, 4054895), (65, 3243916), (130, 1621958), (169, 1247660), (260, 810979), (338, 623830), (676, 311915), (845, 249532), (1690, 124766), (3380, 62383)]