20732550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{1553}}^1$

素因数の和:1657

約数の個数: 48

約数和(自身を含む): 52027920

約数和(自身を除く): 31295370

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 89, 150, 178, 267, 445, 534, 890, 1335, 1553, 2225, 2670, 3106, 4450, 4659, 6675, 7765, 9318, 13350, 15530, 23295, 38825, 46590, 77650, 116475, 138217, 232950, 276434, 414651, 691085, 829302, 1382170, 2073255, 3455425, 4146510, 6910850, 10366275, 20732550]

約数ペア:

[(1, 20732550), (2, 10366275), (3, 6910850), (5, 4146510), (6, 3455425), (10, 2073255), (15, 1382170), (25, 829302), (30, 691085), (50, 414651), (75, 276434), (89, 232950), (150, 138217), (178, 116475), (267, 77650), (445, 46590), (534, 38825), (890, 23295), (1335, 15530), (1553, 13350), (2225, 9318), (2670, 7765), (3106, 6675), (4450, 4659)]