22711220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5233}}^1$

素因数の和:5280

約数の個数: 48

約数和(自身を含む): 56275968

約数和(自身を除く): 33564748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 5233, 10466, 20932, 26165, 36631, 52330, 73262, 104660, 146524, 162223, 183155, 324446, 366310, 648892, 732620, 811115, 1135561, 1622230, 2271122, 3244460, 4542244, 5677805, 11355610, 22711220]

約数ペア:

[(1, 22711220), (2, 11355610), (4, 5677805), (5, 4542244), (7, 3244460), (10, 2271122), (14, 1622230), (20, 1135561), (28, 811115), (31, 732620), (35, 648892), (62, 366310), (70, 324446), (124, 183155), (140, 162223), (155, 146524), (217, 104660), (310, 73262), (434, 52330), (620, 36631), (868, 26165), (1085, 20932), (2170, 10466), (4340, 5233)]