16550380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{977}}^1$

素因数の和:1015

約数の個数: 72

約数和(自身を含む): 43704864

約数和(自身を除く): 27154484

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 977, 1210, 1540, 1694, 1954, 2420, 3388, 3908, 4235, 4885, 6839, 8470, 9770, 10747, 13678, 16940, 19540, 21494, 27356, 34195, 42988, 53735, 68390, 75229, 107470, 118217, 136780, 150458, 214940, 236434, 300916, 376145, 472868, 591085, 752290, 827519, 1182170, 1504580, 1655038, 2364340, 3310076, 4137595, 8275190, 16550380]

約数ペア:

[(1, 16550380), (2, 8275190), (4, 4137595), (5, 3310076), (7, 2364340), (10, 1655038), (11, 1504580), (14, 1182170), (20, 827519), (22, 752290), (28, 591085), (35, 472868), (44, 376145), (55, 300916), (70, 236434), (77, 214940), (110, 150458), (121, 136780), (140, 118217), (154, 107470), (220, 75229), (242, 68390), (308, 53735), (385, 42988), (484, 34195), (605, 27356), (770, 21494), (847, 19540), (977, 16940), (1210, 13678), (1540, 10747), (1694, 9770), (1954, 8470), (2420, 6839), (3388, 4885), (3908, 4235)]