19288920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{22963}}^1$

素因数の和:22984

約数の個数: 64

約数和(自身を含む): 66136320

約数和(自身を除く): 46847400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 22963, 45926, 68889, 91852, 114815, 137778, 160741, 183704, 229630, 275556, 321482, 344445, 459260, 482223, 551112, 642964, 688890, 803705, 918520, 964446, 1285928, 1377780, 1607410, 1928892, 2411115, 2755560, 3214820, 3857784, 4822230, 6429640, 9644460, 19288920]

約数ペア:

[(1, 19288920), (2, 9644460), (3, 6429640), (4, 4822230), (5, 3857784), (6, 3214820), (7, 2755560), (8, 2411115), (10, 1928892), (12, 1607410), (14, 1377780), (15, 1285928), (20, 964446), (21, 918520), (24, 803705), (28, 688890), (30, 642964), (35, 551112), (40, 482223), (42, 459260), (56, 344445), (60, 321482), (70, 275556), (84, 229630), (105, 183704), (120, 160741), (140, 137778), (168, 114815), (210, 91852), (280, 68889), (420, 45926), (840, 22963)]