212215520

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{120577}}^1$

素因数の和:120603

約数の個数: 48

約数和(自身を含む): 546941808

約数和(自身を除く): 334726288

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 120577, 241154, 482308, 602885, 964616, 1205770, 1326347, 1929232, 2411540, 2652694, 3858464, 4823080, 5305388, 6631735, 9646160, 10610776, 13263470, 19292320, 21221552, 26526940, 42443104, 53053880, 106107760, 212215520]

約数ペア:

[(1, 212215520), (2, 106107760), (4, 53053880), (5, 42443104), (8, 26526940), (10, 21221552), (11, 19292320), (16, 13263470), (20, 10610776), (22, 9646160), (32, 6631735), (40, 5305388), (44, 4823080), (55, 3858464), (80, 2652694), (88, 2411540), (110, 1929232), (160, 1326347), (176, 1205770), (220, 964616), (352, 602885), (440, 482308), (880, 241154), (1760, 120577)]