19590920

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{9241}}^1$

素因数の和:9305

約数の個数: 32

約数和(自身を含む): 44916120

約数和(自身を除く): 25325200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 9241, 18482, 36964, 46205, 73928, 92410, 184820, 369640, 489773, 979546, 1959092, 2448865, 3918184, 4897730, 9795460, 19590920]

約数ペア:

[(1, 19590920), (2, 9795460), (4, 4897730), (5, 3918184), (8, 2448865), (10, 1959092), (20, 979546), (40, 489773), (53, 369640), (106, 184820), (212, 92410), (265, 73928), (424, 46205), (530, 36964), (1060, 18482), (2120, 9241)]