23691980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{311}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 53936064

約数和(自身を除く): 30244084

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 293, 311, 586, 622, 1172, 1244, 1465, 1555, 2930, 3110, 3809, 4043, 5860, 6220, 7618, 8086, 15236, 16172, 19045, 20215, 38090, 40430, 76180, 80860, 91123, 182246, 364492, 455615, 911230, 1184599, 1822460, 2369198, 4738396, 5922995, 11845990, 23691980]

約数ペア:

[(1, 23691980), (2, 11845990), (4, 5922995), (5, 4738396), (10, 2369198), (13, 1822460), (20, 1184599), (26, 911230), (52, 455615), (65, 364492), (130, 182246), (260, 91123), (293, 80860), (311, 76180), (586, 40430), (622, 38090), (1172, 20215), (1244, 19045), (1465, 16172), (1555, 15236), (2930, 8086), (3110, 7618), (3809, 6220), (4043, 5860)]