18808140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24113}}^1$

素因数の和:24138

約数の個数: 48

約数和(自身を含む): 56716128

約数和(自身を除く): 37907988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 24113, 48226, 72339, 96452, 120565, 144678, 241130, 289356, 313469, 361695, 482260, 626938, 723390, 940407, 1253876, 1446780, 1567345, 1880814, 3134690, 3761628, 4702035, 6269380, 9404070, 18808140]

約数ペア:

[(1, 18808140), (2, 9404070), (3, 6269380), (4, 4702035), (5, 3761628), (6, 3134690), (10, 1880814), (12, 1567345), (13, 1446780), (15, 1253876), (20, 940407), (26, 723390), (30, 626938), (39, 482260), (52, 361695), (60, 313469), (65, 289356), (78, 241130), (130, 144678), (156, 120565), (195, 96452), (260, 72339), (390, 48226), (780, 24113)]