139160240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{56113}}^1$

素因数の和:56157

約数の個数: 40

約数和(自身を含む): 333990528

約数和(自身を除く): 194830288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 56113, 112226, 224452, 280565, 448904, 561130, 897808, 1122260, 1739503, 2244520, 3479006, 4489040, 6958012, 8697515, 13916024, 17395030, 27832048, 34790060, 69580120, 139160240]

約数ペア:

[(1, 139160240), (2, 69580120), (4, 34790060), (5, 27832048), (8, 17395030), (10, 13916024), (16, 8697515), (20, 6958012), (31, 4489040), (40, 3479006), (62, 2244520), (80, 1739503), (124, 1122260), (155, 897808), (248, 561130), (310, 448904), (496, 280565), (620, 224452), (1240, 112226), (2480, 56113)]