19394900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{269}}^1$

素因数の和:393

約数の個数: 72

約数和(自身を含む): 48746880

約数和(自身を除く): 29351980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 103, 140, 175, 206, 269, 350, 412, 515, 538, 700, 721, 1030, 1076, 1345, 1442, 1883, 2060, 2575, 2690, 2884, 3605, 3766, 5150, 5380, 6725, 7210, 7532, 9415, 10300, 13450, 14420, 18025, 18830, 26900, 27707, 36050, 37660, 47075, 55414, 72100, 94150, 110828, 138535, 188300, 193949, 277070, 387898, 554140, 692675, 775796, 969745, 1385350, 1939490, 2770700, 3878980, 4848725, 9697450, 19394900]

約数ペア:

[(1, 19394900), (2, 9697450), (4, 4848725), (5, 3878980), (7, 2770700), (10, 1939490), (14, 1385350), (20, 969745), (25, 775796), (28, 692675), (35, 554140), (50, 387898), (70, 277070), (100, 193949), (103, 188300), (140, 138535), (175, 110828), (206, 94150), (269, 72100), (350, 55414), (412, 47075), (515, 37660), (538, 36050), (700, 27707), (721, 26900), (1030, 18830), (1076, 18025), (1345, 14420), (1442, 13450), (1883, 10300), (2060, 9415), (2575, 7532), (2690, 7210), (2884, 6725), (3605, 5380), (3766, 5150)]