19196204800

素因数分解:

$2^8\times 5^2\times {\mathrm{23}}^1\times {\mathrm{130409}}^1$

素因数の和:130458

約数の個数: 108

約数和(自身を含む): 49579795440

約数和(自身を除く): 30383590640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 64, 80, 92, 100, 115, 128, 160, 184, 200, 230, 256, 320, 368, 400, 460, 575, 640, 736, 800, 920, 1150, 1280, 1472, 1600, 1840, 2300, 2944, 3200, 3680, 4600, 5888, 6400, 7360, 9200, 14720, 18400, 29440, 36800, 73600, 130409, 147200, 260818, 521636, 652045, 1043272, 1304090, 2086544, 2608180, 2999407, 3260225, 4173088, 5216360, 5998814, 6520450, 8346176, 10432720, 11997628, 13040900, 14997035, 16692352, 20865440, 23995256, 26081800, 29994070, 33384704, 41730880, 47990512, 52163600, 59988140, 74985175, 83461760, 95981024, 104327200, 119976280, 149970350, 166923520, 191962048, 208654400, 239952560, 299940700, 383924096, 417308800, 479905120, 599881400, 767848192, 834617600, 959810240, 1199762800, 1919620480, 2399525600, 3839240960, 4799051200, 9598102400, 19196204800]

約数ペア:

[(1, 19196204800), (2, 9598102400), (4, 4799051200), (5, 3839240960), (8, 2399525600), (10, 1919620480), (16, 1199762800), (20, 959810240), (23, 834617600), (25, 767848192), (32, 599881400), (40, 479905120), (46, 417308800), (50, 383924096), (64, 299940700), (80, 239952560), (92, 208654400), (100, 191962048), (115, 166923520), (128, 149970350), (160, 119976280), (184, 104327200), (200, 95981024), (230, 83461760), (256, 74985175), (320, 59988140), (368, 52163600), (400, 47990512), (460, 41730880), (575, 33384704), (640, 29994070), (736, 26081800), (800, 23995256), (920, 20865440), (1150, 16692352), (1280, 14997035), (1472, 13040900), (1600, 11997628), (1840, 10432720), (2300, 8346176), (2944, 6520450), (3200, 5998814), (3680, 5216360), (4600, 4173088), (5888, 3260225), (6400, 2999407), (7360, 2608180), (9200, 2086544), (14720, 1304090), (18400, 1043272), (29440, 652045), (36800, 521636), (73600, 260818), (130409, 147200)]