55188680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{44507}}^1$

素因数の和:44549

約数の個数: 32

約数和(自身を含む): 128183040

約数和(自身を除く): 72994360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 44507, 89014, 178028, 222535, 356056, 445070, 890140, 1379717, 1780280, 2759434, 5518868, 6898585, 11037736, 13797170, 27594340, 55188680]

約数ペア:

[(1, 55188680), (2, 27594340), (4, 13797170), (5, 11037736), (8, 6898585), (10, 5518868), (20, 2759434), (31, 1780280), (40, 1379717), (62, 890140), (124, 445070), (155, 356056), (248, 222535), (310, 178028), (620, 89014), (1240, 44507)]